MAN EDC7 fault codes 81 to 3736
81
Pressure difference or the difference between the relative pressure of exhaust gases
Check for poor contact or reliability rate of change of pressure of exhaust gases; too high or low pressure difference
Fuel supply pressure
94
Check for fuel pressure at normal plot (a blocked filter too high low blood pressure in the suction piping, a faulty fuel pump, air in the system)
Reaction system: problems in the supply of fuel, the engine may stop
98
Oil level
Check for too high or too low oil
Note. Naval engines only
100
Oil pressure
Check for low oil pressure, bad contact or reliability of speed change oil pressure
102
Boost pressure after the heat sink (naduvochnoj trumpet)
Check for poor contact or the veracity of the charge pressure rate of change. Change compared to simulated boost pressure at a temperature < threshold. Comparison of atmospheric pressure signal
105
Temperature of air naduvochnogo before cylinder intake (after AGR)
Check for inadequate contact or reliability rate of change naduvochnogo air, too high or low temperature
108
Atmospheric pressure
Check for poor contact or reliability of differential rate of change of atmospheric pressure
110
Coolant temperature
Check for inadequate contact or reliability of speed change the coolant temperature is too high or low temperature
Reaction system: lower torque at too high a temperature
168
Battery voltage
Control voltage limits
171
Ambient air temperature
Check for poor contact or reliability rate of change in the air temperature surrounding Wednesday, too high or low temperature
173
Exhaust gas temperature before handling to reduce toxicity
Check for a loose contact or the veracity of the rate of change of exhaust gases, too high or too low temperature
Note. Not for built-in engines
175
Oil temperature
190
Engine speed
Defect in the chain of the rotation frequency of the crankshaft or camshaft
609
CAN module 1
Off condition tyres CAN module 1
Reaction system: offline (= idle)
651
BANK 1 INJECTOR 1 (4-cylinder engine: cylinder 1; 6-cylinder engine: cylinder 1; 8-cylinder engine Chief: 1 cylinder, slave cylinder: 5; 10-cylinder engine Chief: 1 cylinder, slave cylinder: 6; 12-cylinder engine main: 1 cylinder, slave cylinder: 12)
Check control unit circuit — wiring harness-injector for breaks, short-circuits or other electrical failures
No signal (FMI 4) = gap conductors
Too high (FMI 1) = short circuit or other electrical failure
Note. Depending on the version of the EDC control unit there are various response systems:
Reaction system of EDC 7 C3:
All FMI considered here General Electric failures. No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear in strict accordance with the cylinder, i.e. displays some circuit current through SPN (for example, 651), which may be affected by other current circuit of the cylinder block (for example, 653 or 655)
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected by the block, i.e. does the block cylinders injection stops 1.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
Reaction system of EDC 7 C32:
No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear only in strict accordance with the block, i.e. displays all SPN (651, 653 and 655) this block, although, perhaps, affected only one circuit
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinder block 1.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
652
BANK 2 INJECTOR 1 (4-cylinder engine: cylinder 3; 6-cylinder engine: 5 cylinder; 8-cylinder engine: cylinder head 2 subject: cylinder 7; 10-cylinder engine: 5 cylinder master, slave cylinder; 10:12-cylinder engine Chief: 5 cylinder, slave cylinder: 8)
Check control unit circuit — wiring harness-injector for breaks, short-circuits or other electrical failures
No signal (FMI 4) = gap conductors
Too high (FMI1) = short circuit or other electrical failure
Note. Depending on the version of the EDC control unit there are various response systems:
Reaction system of EDC 7 C3:
All FMI considered here General Electric failures. No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear in strict accordance with the cylinder, i.e. displays some circuit current through SPN (for example, 652), which may be affected by other current circuit of the cylinder block (for example, or 654 656)
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinders block 2.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
Reaction system of EDC 7 C32:
No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear only in strict accordance with the block, i.e. displays all SPN (652, 654 and 656) this block, although, perhaps, affected only one circuit
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinders block 2.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
653
BANK 1 INJECTOR 2 (4-cylinder engine: 4 cylinder; 6-cylinder engine: cylinder 3; 8-cylinder engine: cylinder head, 3 cylinder subject: 6; 10-cylinder engine: cylinder head 2 subject: cylinder 7; 12-cylinder engine main: 3 cylinder, slave cylinder: 10)
Check control unit circuit — wiring harness-injector for breaks, short-circuits or other electrical failures
No signal (FMI 4) = gap conductors
Too high (FMI1) = short circuit or other electrical failure
Note. Depending on the version of the EDC control unit there are various response systems:
Reaction system of EDC 7 C3:
All FMI considered here General Electric failures. No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear in strict accordance with the cylinder, i.e. displays some circuit current through SPN (for example, 653), which may be affected by other current circuit of the cylinder block (for example, 651 or 655)
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinder block 1.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
Reaction system of EDC 7 C32:
No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear only in strict accordance with the block, i.e. displays all SPN (651, 653 and 655) this block, although, perhaps, affected only one circuit
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinder block 1.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
654
BANK 2 INJECTOR 2 (4-cylinder engine: cylinder 2; 6-cylinder engine: 6 cylinder; 8-cylinder engine: 4 cylinder, master slave: cylinder 8; 10-cylinder engine: cylinder head, 3 cylinder subject: 8; 12-cylinder engine main: 6 cylinder, slave cylinder: 7)
Check control unit circuit — wiring harness-injector for breaks, short-circuits or other electrical failures
No signal (FMI 4) = gap conductors
Too high (FMI1) = short circuit or other electrical failure
Note. Depending on the version of the EDC control unit there are various response systems:
Reaction system of EDC 7 C3:
All FMI considered here General Electric failures. No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear in strict accordance with the cylinder, i.e. displays some circuit current through SPN (for example, 654), which may be affected by other current circuit of the cylinder block (for example, or 656 652)
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinders block 2.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
Reaction system of EDC 7 C32:
No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear only in strict accordance with the block, i.e. displays all SPN (652, 654 and 656) this block, although, perhaps, affected only one circuit
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinders block 2.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
655
BANK 1 INJECTOR 3 (6-cylinder engine: cylinder 2; 10-cylinder engine: 4 cylinder, master slave cylinder: 9; 12-cylinder engine: cylinder head 2 subject: cylinder 11)
Check control unit circuit — wiring harness-injector for breaks, short-circuits or other electrical failures
No signal (FMI 4) = gap conductors
Too high (FMI1) = short circuit or other electrical failure
Note. Depending on the version of the EDC control unit there are various response systems:
Reaction system of EDC 7 C3:
All FMI considered here General Electric failures. No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear in strict accordance with the cylinder, i.e. displays some circuit current through SPN (for example, 655), which may be affected by other current circuit of the cylinder block (for example, or 653 651)
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinder block 1.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
Reaction system of EDC 7 C32:
No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear only in strict accordance with the block, i.e. displays all SPN (651, 653 and 655) this block, although, perhaps, affected only one circuit
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinder block 1.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
656
BANK 2 INJECTOR 3 (6-cylinder engine: 4 cylinder; 12-cylinder engine: 4 cylinder, master slave cylinder: 9)
Check control unit circuit — wiring harness-injector for breaks, short-circuits or other electrical failures
No signal (FMI 4) = gap conductors
Too high (FMI1) = short circuit or other electrical failure
Note. Depending on the version of the EDC control unit there are various response systems:
Reaction system of EDC 7 C3:
All FMI considered here General Electric failures. No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear in strict accordance with the cylinder, i.e. displays some circuit current through SPN (for example, 656), which may be affected by other current circuit of the cylinder block (for example, or 656 652)
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinders block 2.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
Reaction system of EDC 7 C32:
No signal failure usually refers to a suitable circuit through SPN. All the other glitches appear only in strict accordance with the block, i.e. displays all SPN (652, 654 and 656) this block, although, perhaps, affected only one circuit
When breaking circuit conductors shall be deactivated only a faulty injector, i. e. this injection cylinder stops
Consequence: overclocking test (TRUP), which identifies the affected circuit.
Short circuit current circuit in one injector disables all injectors affected block, IE. stops all injection cylinders block 2.
Consequence: testing the dispersal (TRUP) terminates the error row engines (for example, 6-cylinder in-line engine only runs with three cylinders and when only the TRUP with two cylinders).
959
Time/date: invalid value of seconds
FFR sends invalid numerical value
Response: there is no indication of time, in seconds.
960
Time/date: incorrect minutes value
FFR sends an invalid numeric value
Response: there is no indication of 961 time in minutes.
Time/date: incorrect hours value
FFR sends an invalid numeric value
Response: there is no indication of the time on the clock.
962
Time/date: invalid value days
FFR sends an invalid numeric value
Response: there is no indication of the time of day.
963
Time/date: invalid value of months
FFR sends an invalid numeric value
Response: there is no indication of the time for months.
964
Time/date: invalid value of years
FFR sends an invalid numeric value
Response: there is no indication of the time of year.
1079
Nutrition for pressurized sensor
Check for a short circuit by mass or + Ubat and rupture of conductors
Response: in some cases, the sensor does not give a value or gives wrong values. DBV opens, the engine continues working with 800 bar pressurized. Limitation: D08:100 mg/day, D20:150 mg/day, D26 and D28:180 mg/day
1080
Nutrition sensor low pressure fuel pressure sensor pressure sensor oil pressure and relative pressure sensor exhaust gases
Check for a short circuit by mass or + Ubat and rupture of conductors
Response: in some cases, the sensor does not give a value or gives wrong values.
1131
Charge air temperature after the heat sink (nadduvochnoj trumpet)
Check for inadequate contact or the veracity of the rate of change of charging air, too high or low temperature
2039
FFR1: timeout
FFR1 message is not accepted.
Reaction system: offline (= idle)
3004
AGR: remaining deviation adjustable values
Specified flap position in terms of inclusion does not coincide with the actual situation according to gerkonu
3007
DM4-invalid request
Invalid query FFR send DM4-message (drive failures)
Response: read the drive failure is impossible
3009
Exceeding the rated engine speed
Check the rotational speed limit exceeded
Reaction system: Injection is blocked until the engine speed drops below the specified threshold number of revolutions. Limitation of D20 and D26:
2800 min-1
3014
The main relay (control unit)
Fail if after you disconnect the terminals of the control unit 15 still energized after a certain time.
Response: No. Hang the main relay leads to progressive battery
3016
FFR1: malfunction in binary, 0-amount due to engine brakes
FFR1 passes an invalid numeric value.
Reaction system: Motor brake does not work.
3017
FFR1: error in the binary digit of the given moment
FFR sends an invalid numeric value
Reaction system: engine idling mode
3018
FFR1: error in the binary digit limit regulator-ID parameter
FFR1 passes invalid numeric value.
The reaction of the system: turn on the block parameters regulation “0”
3020
FFR1: malfunction in binary digit setpoints EDR
FFR1 passes an invalid numeric value.
Reaction system: reduction of EDR is canceled.
3022
FFR1: Setpoint ZDR
FFR1 passes an invalid numeric value.
Reaction system: setpoint ZDR is installed on 0 min-1, i. e. engine not ZDR mode
3023
FFR1: error in the binary digit “MEOS” (instant speeding engine)
FFR1 passes an invalid numeric value.
Response: request “MEOS is cancelled
3024
FFR1: malfunction in binary, the query off of linear function
FFR1 passes an invalid numeric value.
Reaction system: Internal line functions EDC reactivated.
3025
FFR1: verification of control bits (reserved bits and bytes)
FFR1 does not pass the “1” in the reserved field
Reaction system: no
3029
FFR2: malfunction in binary, idling setting
FFR2 passes an invalid numeric value.
The reaction of the system: the motor moves to the inner idling speed EDC.
3030
FFR2: error in the binary digit limit regulator-ID parameter
FFR2 passes an invalid numeric value.
The reaction of the system: turn on the block parameters LLR “0”
3031
FFR2: LLR Setting too high
FFR2 asks speed to idle more than 800 min-1.
Reaction system: adjustable maximum idling speed (800 min-1).
3032
FFR2: malfunction in binary, the offline request
FFR2 passes an invalid numeric value.
The reaction of the system: the system of EDC goes offline (idling)
3033
FFR2: error in the binary digit start request
FFR2 passes an invalid numeric value.
Response: no initiation of starter.
3034
FFR2: malfunction in binary, engine shutdown request
FFR2 passes an invalid numeric value.
Reaction system: Engine does not stop through the FFR.
3035
FFR2: verification of control bits (bits and bytes reserved
FFR2 does not pass the “1” in the reserved field
Reaction system: no
3038
FFR3: error in the binary digit information about parking lot
FFR3 sends an invalid numeric value.
Reaction system: despite the stalled car is given a moving car, “programming the control unit it is possible only when the termination CAN
3039
FFR3: verification of control bits (reserved bits and bytes)
FFR3 does not pass the “1” in the reserved field
Reaction system: no
3045
Defective Starter initiator
Battery voltage drop at start-up too little
Response: crash chain starter. Engine start (Starter relay defect defect IMR, defect entries).
3046
Atmospheric pressure sensor
Control voltage limits and AD blocking
Response: If the boost pressure sensor is defective: nominal value 1000 mbar, otherwise similar to the boost pressure at idle
3063
Inertia phase not completed
The last two run-on ended incorrectly
3064
Offline EDC
Offline error query
Reaction system: offline (= idle)
3069
Backup rotation speed control
A separate calculation is too speed significantly deviates from the actual engine speed
System reaction: recovery (reset control unit)
3076
Unlocking immobiliser: not enough volume due to invalid FFR-ID
EDC control unit receives an invalid ID number from FFR
Reaction system: Starter hook, EDC does not give a signal to the volume, the engine does not start.
3077
Unlocking immobiliser: not enough volume due to timeout when sending the FFR-ID
Sending FFR-ID from FFR EDC control unit within the time limit is interrupted with a State of readiness had not yet
achieved, i.e. EDC control unit does not recognize non-FFR ID for a set period of time
Reaction system: Starter hook, EDC does not give a signal to the volume, the engine does not start.
3081
Disabling charge pressure regulator
Pressure setpoint adjuster cannot be adjusted
Response: reduced speed, reducing torque up to 1800 rpm and 100 mg/day
3082
Reliability of the oil pressure sensor
Gauge shows pressure in static oil > 500 mbar or when the engine is running a similar oil pressure with different values of frequency of rotation.
3083
Reliability of pressurized sensor
Checking the reduction of arterial pressure when engine to atmospheric pressure
3085
Post Vehicle distance incorrect
Absolute traversed section is not available for saving the fault in the Registrar as a condition of environment Wednesday
Reaction system: FFR or Tachograph not convey the message Vehicle Distance.
3086
The end position of the EGR actuator
Checking the voltage limits (supply voltage and voltage sensors) and AD blocking
Reaction/comment: active system of exhaust gas recirculation is specified as equivalent. Not for built-in engines
3087
Oil pressure sensor
Checking the voltage limits (supply voltage and voltage sensors) and AD blocking
Response: extradition equivalent: 1 bar
3088
Discharge pressure sensor after the radiator (nadduvochnoj trumpet)
Checking the voltage limits (supply voltage and voltage sensors) and AD blocking
Reaction system: issuing simulated boost pressure as equivalent
3089
Charge air temperature sensor before cylinder intake (after AGR)
Checking the voltage limits (supply voltage and voltage sensors) and AD blocking
3091
Coolant temperature sensor
Check the limits of voltage (voltage) and AD blocking
Response: extradition equivalent: 100.4° c, 10% torque reduction
3092
TIME/date: time out
Control dates (day/month/year etc.) timed out
Response: the data is captured at the time the timeout
3093
TIME/date: reserved bits and bytes
Message time/date does not pass in the reserved field 1
Reaction system: no
3099
Main pressure sensor
Checking the voltage limits (supply voltage and voltage sensors) and AD blocking
Response: extradition equivalent: 800 bar, DBV is opened, the engine continues working with 800 bar pressurized. Limitation: D08:2000 m 1; 100 mg/day, D20:130-150 mg/day, D26:180 mg/day
3100
Sensor low fuel pressure (supply pressure)
Check the limits of voltage (voltage) and AD blocking
3671
EEPROM read failure
EEPROM checksum is wrong because the EEPROM is defective or preserve during the last inertial progress was interrupted
3673
CAN module 2 (OBD-CAN)
Off condition tyres CAN module 2
Note. In block EDC7 C32 Master/Slave OBD-CAN be connected to Pin 25 (185 wire) and 32 Pin (wire 186) Slave control unit, and the A-CAN (CAN handle exhaust gases) — to Pin 25 (wire 191) and 32 Pin (wire 192) Master control unit
Response: no communication with the OBD socket
3673
CAN module 2 (Master-Slave-CAN)
Off condition tyres CAN module 2
Response: the Slave control unit blocks the volume of injected fuel, the engine continues to operate with a single block of cylinders (half power)
Note. In block EDC7 C32 Master/Slave bus M/S-CAN (connection Master control unit with control unit Slave) is connected to Pin the A27 and Pin the A45. In block EDC7 C32 engine in-line with the system of MAN AdBlue ® A-CAN bus (CAN handle exhaust gases) is connected to Pin the A27 (wire 191) and Pin 45 (192 wire)
3674
FFR1: disabling the memory block in bytes/8 5-8 bit
FFR passing an incorrect value
Response: no disable block cylinder heads, V-engines Master/Slave
3676
The erroneous excess disables the mechanism (Afterrun Test)
Check disable output stage injectors in mode of the inertial movement
The reaction of the system: the motor stops
3678
Voltodobavochnoe voltage capacitor unit 1
Voltodobavochnogo voltage control for voltage, short circuit limits and reliability
3679
Voltodobavochnoe voltage capacitor unit 2
Voltodobavochnogo voltage control for voltage, short circuit limits and reliability
3687
Pressure limiting valve not opening
Checking the pressure limiting valve opening
The reaction of the system: stop the engine
3693
Voltodobavochnoe voltage
Voltage to turn on too little injector
Reaction system: preliminary, primary and secondary injection
3732
Gradation of malfunctions to initialize test (surge)
Overvoltage test device defective
3735
The internal temperature of the EDC control unit
Check voltage limits and AD blocking
Reaction system: issuing a backup option: 60° c
3736
Off output stage hardware EDC
Malfunction in protective lines of communication or high voltage
The reaction of the system: stop the engine