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