Mercedes Atego INS unit Fault Codes

On: Monday, November 20, 2023 11:40 PM
Mercedes Atego INS unit Fault Codes

The Mercedes Atego INS unit is a critical component of your vehicle’s braking system. It is responsible for controlling the ABS (anti-lock braking system) and ESP (electronic stability program) functions, ensuring that your truck stays stable and safe on the road. However, like any other electronic system, it can develop faults that affect its performance. These faults often appear as error codes on the dashboard, making it difficult to pinpoint the problem.

If you’re experiencing problems with your Mercedes Atego INS unit, the first step is to identify the fault codes displayed on the dashboard. Once you’ve identified the codes, it becomes easier to diagnose and fix the underlying issue. In this guide, we’ll explore some common fault codes, their symptoms, causes, and solutions.

One of the most common fault codes in the Mercedes Atego INS unit is C1024. This code indicates a problem with the brake light switch. Symptoms of this fault include the ABS and ESP warning lights turning on or staying on, even after starting the engine. The main cause of this issue is a faulty brake light switch, which needs to be replaced.

Another common fault code is C1008, which points to a malfunction in the steering angle sensor. This code usually occurs when there is a problem with the sensor’s calibration or wiring, causing incorrect readings. Possible causes of this issue include damaged wiring, a failing sensor, or an electrical fault.

If you notice a C1000 fault code, it means there is a general fault in the INS unit’s control module. This code often appears alongside other specific fault codes, indicating a problem with the control module itself. In this case, you’ll need to take your Mercedes Atego to an experienced technician for diagnostics and repairs.

In conclusion, troubleshooting fault codes in the Mercedes Atego INS unit requires some technical knowledge and expertise. However, by understanding common issues, symptoms, causes, and solutions, you can identify and fix problems quickly and efficiently. If you’re not confident in your ability to troubleshoot and repair your vehicle, it’s always best to seek professional help from a qualified technician.

0101Sensor power supply ‘Residual pressure in the brake circuit T has a short to ground.
0102Sensor power supply ‘Residual pressure in the brake circuit T has a short to positive.
0104The value of the signal input of the sensor ‘System pressure in the brake circuit G is below the range.
0105Exceeding the range of the signal input of the sensor ‘System pressure in the brake circuit D.
0201Sensor power supply ‘Residual pressure in the brake circuit 2’ has a short to ground.
0202Sensor power supply ‘Residual pressure in the brake circuit 2’ has a short to positive.
0204The value of the signal input of the sensor ‘System pressure in the brake circuit 2’ is below the range.
0205Exceeding the range of the signal input of the sensor ‘System pressure in the brake circuit 2’.
0301Unlocking the cab has a short to ground.
0308Unlocking the cab has an open circuit or a short to positive.
0508The fuel reserve sensor has an open circuit or a short to positive.
0607Input ‘Terminal W’ has an open circuit or a short to ground.
0901Wire K has a short to ground.
1020The vehicle CAN bus is faulty
1100The state of the digital input X418 / 18 ‘The left turn signal indicator of the tractor 1 is unreliable.
1101The status of the digital input X418 / 18 ‘Right tractor turn signal indicator’ is unreliable.
1102The status of the digital input X118 / 15 ‘Left trailer turn signal indicator’ is unreliable.
1103The state of the digital input X118 / 3 ‘Right trailer turn signal indicator’ is unreliable.
1104The state of the digital input X218 / 1 ‘Control lamp ‘Airbag’ is unreliable.
1105The state of the digital input X318 / 5 ‘high beam’ is unreliable.
1106The status of the digital input HZ 18/8 ‘Terminal 58’ is unreliable.
1107The status of the digital input X318 / 13 ‘Reserve’ is unreliable.
1108The status of the digital input X418 / 3 ‘Differential lock on the 1st rear axle’ is implausible.
1109The state of the digital input X418 / 4 ‘Differential lock on the 2nd rear axle’ is implausible.
1110The state of the digital input X418 / 10 ‘Differential lock on the 1st front axle’ is implausible.
1111The status of the digital input X418 / 11 ‘Creeping gear’ is unreliable.
1112The state of the digital input X418 / 2 ‘Rear center differential lock’ is unreliable.
1113The state of the digital input X418 / 12 ‘Locking the center differential of the transfer case 1 is unreliable.
1114The state of the digital input X418 / 1 ‘KP in the neutral position’ is unreliable.
1115The state of the digital input X418 / 13 ‘Power take-off mechanisms’ is unreliable.
1116Status of digital input X318/7 ‘Holding brake’ implausible.
1117The state of the digital input X318 / 14 ‘Secondary consumers’ is unreliable.
1118Status of digital input HZ 18/9 ‘System pressure in circuit 3’ is unreliable.
1119The status of the digital input X418 / 17 ‘Trailer ABS failure’ is unreliable.
1120The status of the digital input X418 / 14 ‘Unlocking the driver’s cab on the left’ is implausible.
1121The status of the digital input X418 / 15 ‘Unlocking the driver’s cab on the right’ is implausible.
1122The status of the digital input X418 / 6 ‘Tipper control indicator lamp’ is unreliable.
1123The status of the digital input X418 / 7 ‘Lamp failure control’ is implausible.
1124Status of digital input X418 / 16 ‘Power steering oil level’ is implausible.
1125The state of the digital input X318 / 15 ‘Power steering’ is unreliable.
1126The status of digital input X318 / 6 ‘Door limit switch’ is implausible.
1127The state of the digital input X418 / 5 ‘Reserve washer fluid volume’ is unreliable.
1128The status of the digital input X418 / 8 ‘Seat belt indicator’ is implausible.
1129The state of the digital input X218 / 2 ‘Reserve’ is unreliable.
1137The status of the digital input X118 / 12 ‘Reserve’ is unreliable.
1138The status of the digital input X218/10 ‘Terminal 15R’ is implausible.
1139The status of the digital input X218 / 11 ‘Reserve’ is unreliable.
1140Status of digital input X218/12 ‘Cross rocker switch UP’ is implausible.
1432Internal error in the control unit
1520The CAN bus to the tachograph is out of order.
1903Terminal 15 has a break.
1941Overvoltage at terminal 30
1942Undervoltage at terminal 30
2515There is no text file in the instrument cluster
3002The FR control unit is out of order.
3003The FPS control unit has failed
3005The SPA (Lane Control System) control unit has failed.
3006The PFA control unit (particulate filter) has failed.
3007The FLA control unit (ignition system) has failed.
3009The GS control unit (gear control) has failed.
3010The AGN (Commercial Vehicle Automatic Gearbox) control unit has failed.
3013The WSK control unit (torque converter clutch) has failed.
3014The ABS control unit has failed.
3015The RS control unit (retarder) has failed.
3017The NR control unit (level control) has failed.
3020The ZL control unit (thruster) has failed.
3021The INS control unit (instrument cluster) has failed.
3024The WS control unit (TO system) has failed.
3026The PTO control unit (communication connector) has failed.
3027The GW control unit (gateway) has failed.
3030The KWS control unit has failed.
3031The HPS control unit (hydropneumatic activation) has failed.
3033The LLP control unit (tachograph) is out of order.
3034The LWS control unit (steering wheel angle sensor) has failed.
3036The BS control unit (brake system control) has failed.
3037The RDK control unit tire pressure monitoring system has failed.
3038The AG control unit has failed.
3040The MR control unit has failed.
3044The EDW (anti-theft alarm system) control unit has failed.
3046The PSM control unit (parameterizable special module) has failed.
3049The ART (Tempomat) control unit has failed.
3054The NOX control unit has failed.
3057The NRN control unit has failed.
3059The navigation control unit has failed.
3060The TR control unit (Telematik platform) has failed.
3062The control unit of the audio module has failed.
3066The FFS control unit has failed.
3105The control unit AH 1 failed.
3106The control unit AN2 failed.
3107The AFI3 control unit has failed.
3108The AN4 control unit has failed.
3109The AFI5 control unit has failed.
3110The AUF control unit (cabin electronics) has failed.
3620Failure of the condensate sensor
3720Failure of the brake pad wear indicator
4002Non-parameterizable control unit FR is recognized.
4003The non-parameterizable FPS control unit is recognized.
4005Non-parameterized control unit SPA (Lane Assistance System) is recognized.
4006Non-parameterizable PFA control unit (diesel particulate filter) is recognized.
4007Non-parameterizable control unit FLA (ignition system) is recognized.
4008The non-parameterizable KS control unit (gearbox control) is recognized.
4009Non-parameterizable control unit GS (gear control) is recognized.
4010The non-parameterized AGN control unit is recognized.
4013Non-parameterized control unit WSK is recognized.
4014Non-configurable ABS control unit is recognized.
4015The non-configurable RS control unit (retarder control) is recognized.
4017Non-parameterizable control unit NR (level control) is recognized.
4020Non-parameterizable control unit ZL (thruster) is recognized.
4021The non-parameterizable INS control unit is recognized.
4024Non-parameter control unit WS (service system) is recognized.
4026Non-parameterized control unit KOM (communication interface) is recognized.
4027Non-parameterizable GW control unit (gateway) is recognized.
4030The non-configurable KWS control unit is recognized.
4031Non-parameterizable HPS control unit (hydropneumatic actuation) is recognized.
4033The non-parameterized control unit LLP (tachograph) is recognized.
4034The non-configurable LWS control unit (steering wheel angle sensor) is recognized.
4036Non-parameterizable control unit BS (brake system control) is recognized.
4037The non-parameterizable RDK control unit (tire pressure monitoring system) is recognized.
4038Non-parameter control unit AG is recognized.
4040Non-parameterizable control unit MR (engine regulation) is recognized.
4044The non-configurable EDW control unit (anti-theft alarm system) is recognized.
4046The non-parameterizable PSM control unit (parameterizable special module) is recognized.
4049Non-parameter control unit ART (Tempomat) is recognized.
4054The non-parameterizable NOX control unit is recognized.
4057The non-parameterizable NRN control unit is recognized.
4059Non-configurable control unit of the navigation system is recognized.
4060Non-parameterizable control unit TP (Telematik platform) is recognized.
4062The non-configurable control unit of the audio module is recognized.
4066The non-parameterized FFS control unit is recognized.
4105Non-configurable control unit ‘trailer 1’ is recognized.
4106Non-configurable control unit ‘trailer 2’ is recognized.
4107Non-configurable control unit ‘trailer 3’ is recognized.
4108Non-configurable control unit ‘trailer 4’ is recognized.
4109Non-configurable control unit ‘trailer 5’ is recognized.
4110The non-parameterizable AUF control unit (cab electronics) is recognized.
4202The FR control unit responds to a diagnostic request, although it is parameterized as not diagnosable.
4203The FPS control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4205The SPA control unit (lane control system) responds to a diagnostic request, although it is parameterized as undiagnosable.
4206The PFA control unit (diesel particulate filter) responds to a diagnostic request, although it is parameterized as undiagnosable.
4207The FLA control unit (ignition system) responds to a diagnostic request, although it is parameterized as undiagnosable.
4208The KS control unit responds to a diagnostic request, although it is parameterized as not diagnosable.
4209The GS control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4210The AGN control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4213The WSK control unit (torque converter clutch) responds to a diagnostic request, although it is parameterized as undiagnosable.
4214The ABS control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4215The RS control unit (retarder control) responds to a diagnostic request, although it is parameterized as undiagnosable.
4217The NR control unit (level control) responds to a diagnostic request, although it is parameterized as undiagnosable.
4220The ZL control unit (thruster) responds to a diagnostic request, although it is parameterized as not diagnosable.
4221The INS control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4224The WS control unit (service system) responds to a diagnostic request, although it is parameterized as not diagnosable.
4226The PTO control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4227The GW control unit (gateway) responds to a diagnostic request, although it is parameterized as undiagnosable.
4230The KWS control unit responds to a diagnostic request even though it is parameterized as undiagnosable.
4231The FIPS control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4233The TCO control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4234The LWS control unit (steering wheel angle) responds to a diagnostic request, although it is parameterized as not diagnosable.
4236The BS control unit responds to a diagnostic request although it is parameterized as not diagnosable.
4237The RDK control unit (tire pressure monitoring system) responds to a diagnostic request, although it is parameterized as undiagnosable.
4238The AG control unit responds to a diagnostic request, although it is parameterized as not diagnosable.
4240The MR control unit (engine regulation) responds to a diagnostic request, although it is parameterized as undiagnosable.
4244The EDW control unit (anti-theft alarm system) responds to a diagnostic request, although it is parameterized as undiagnosable.
4246The PSM control unit (parameterizable special module) responds to a diagnostic request, although it is parameterized as not diagnosable.
4249The ART control unit (Tempomat) responds to a diagnostic request, although it is parameterized as undiagnosable.
4254The OX control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4257The NRN control unit responds to a diagnostic request, although it is parameterized as not diagnosable.
4259The navigation control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4260The TP control unit (Telematik platform) responds to a diagnostic request, although it is parameterized as undiagnosable.
4262The control unit of the audio module responds to a diagnostic request, although it is parameterized as undiagnosable.
4266The FFS control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4305ANN control unit 1 responds to a diagnostic request, although it is parameterized as undiagnosable.
4306The AH2 control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4307The ANZ control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4308The AFI4 control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4309The AFI5 control unit responds to a diagnostic request, although it is parameterized as undiagnosable.
4310The AUF control unit (cabin electronics) responds to a diagnostic request, although it is parameterized as undiagnosable.