With 4MATIC
DIAGNOSTIC TROUBLE CODE LIST
| DTC | Possible Cause | Test Step/Remedy |
|---|---|---|
| - | No Fault In System | In case of complaint: See TRACTION SYSTEM (ETS) & SPEED SENSITIVE POWER STEERING (SPS) ELECTRICAL TESTS PROGRAM -- WITH 4MATIC (SECTION 23) (entire test). |
| C 1000 | ETS/SPS Control Module (N47-2) | ETS/SPS Control Module (N47-2) |
| C 1010 | Battery Voltage Too Low, Circuit 87 | Step 1, see TEST STEP 1.0-4.0 |
| C 1011 | Voltage Supply for ASR/ETS/ESP Hydraulic Unit (A7/3) Solenoid Valves, Short/Open Circuit | Step 14, see TEST STEP 13.1-19.0 and step 2, see TEST STEP 1.0-4.0 |
| C 1012 | Battery Voltage Too High, Circuit 87 | Step 1, see TEST STEP 1.0-4.0 |
| C 1020 | CAN Communication Overall Faulty | Step 3, see TEST STEP 1.0-4.0 |
| C 1021 | CAN Communication With EA/CC/ISC Control Module (N4/1) Interrupted | Read out DTCs from (N4/1). |
| C 1022 | CAN Communication With Engine Control Module (ME-SFI) (N3/10) Interrupted | Read out DTCs from (N3/10). |
| C 1024 | CAN Communication With Transmission Control Module (N15/3) Interrupted | Read out DTCs from (N15/3). |
| C 1100 | Left Front Axle VSS Sensor (L6/1) Open Circuit, Loose Connection Or Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Step 7, see TEST STEP 5.0-9.1 |
| C 1101 | Right Front Axle VSS Sensor (L6/2) Open Circuit, Loose Connection Or Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Step 9, see TEST STEP 5.0-9.1 |
| C 1102 | Left Rear Axle VSS Sensor (L6/3) Open Circuit, Loose Connection Or Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Step 11, see TEST STEP 10.0-13.0 |
| C 1103 | Right Rear Axle VSS Sensor (L6/4) Open Circuit, Loose Connection Or Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Step 13, see TEST STEP 10.0-13.0 |
| C 1104 | Left Front Axle VSS Sensor (L6/1) Implausible | Step 7, see TEST STEP 5.0-9.1 |
| C 1105 | Right Front Axle VSS Sensor (L6/2) Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Step 9, see TEST STEP 5.0-9.1 |
| C 1106 | Left Rear Axle VSS Sensor (L6/3) Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Step 11, see TEST STEP 10.0-13.0 |
| C 1107 | Right Rear Axle VSS Sensor (L6/4) Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Step 13, see TEST STEP 10.0-13.0 |
| C 1200 | Stop Lamp Switch (S9/1) Short/Open Circuit Or Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Wiring, S/91 |
| C 1300 | Left Front Axle Solenoid Valve (Hold) (A7/3y6) Short/Open Circuit | Step 15, see TEST STEP 13.1-19.0 |
| C 1301 | Left Front Axle Solenoid Valve (Release) (A7/3y7) Short/Open Circuit | Step 16, see TEST STEP 13.1-19.0 |
| C 1302 | Right Front Axle Solenoid Valve (Hold) (A7/3y8) Short/Open Circuit | Step 17, see TEST STEP 13.1-19.0 |
| C 1303 | Right Front Axle Solenoid Valve (Release) (A7/3y9) Short/Open Circuit | Step 18, see TEST STEP 13.1-19.0 |
| C 1304 | Left Rear Axle Solenoid Valve (Hold) (A7/3y10) Short/Open Circuit | Step 19, see TEST STEP 13.1-19.0 |
| C 1305 | Left Rear Axle Solenoid Valve (Release) (A7/3y11) Short/Open Circuit | Step 20, see TEST STEP 20.0-26.0 |
| C 1306 | Right Rear Axle Solenoid Valve (Hold) (A7/3y12) Short/Open Circuit | Step 21, see TEST STEP 20.0-26.0 |
| C 1307 | Right Rear Axle Solenoid Valve (Release) (A7/3y13) Short/Open Circuit | Step 22, see TEST STEP 20.0-26.0 |
| C 1310 | Front Axle Switchover Valve (A7/3y18) Short/Open Circuit | Step 23, see TEST STEP 20.0-26.0 |
| C 1311 | Rear Axle Switchover Valve (A7/3y19) Short/Open Circuit | Step 24, see TEST STEP 20.0-26.0 |
| C 1313 | Solenoid Valve Relay (A7/3k1) | ETS/SPS control module (N47-2) |
| C 1314 | Solenoid Valve Relay (A7/3k1) Voltage Supply | Step 14, see TEST STEP 13.1-19.0 ; step 1, see TEST STEP 1.0-4.0 |
| C 1315 | Rear Axle Inlet Solenoid Valve (A7/3y23) | Step 26, see TEST STEP 20.0-26.0 |
| C 1342 | Front Axle Inlet Solenoid Valve (A7/3y22) | Step 25, see TEST STEP 20.0-26.0 |
| C 1401 | High Pressure Return Pump (A7/3m1) Short/Open Circuit Or Will Not Shut Off | Step 5, see TEST STEP 5.0-9.1 |
| C 1500 | VSS Sensor Implausible Rotor with incorrect tooth count, dirt accumulation on or damaged rotor, incorrect rear axle ratio, wrong wheel or tire size. If DTC appears only after repair work, it was caused by applying the brakes or driving vehicle on a dynamometer, erase DTC |
Step 7 and 9, see TEST STEP 5.0-9.1 ; step 11 and 13, see TEST STEP 10.0-13.0 |
| C 1501 | SPS "P" Valve (Y10) | Step 6, see TEST STEP 5.0-9.1 |
| C 1511 | ETS/SPS Control Module (N47-2) Not Version Coded | ETS/SPS control module (N47-2) |
| C 1512 | Brakes Overheated | Brakes were momentarily overloaded, erase DTC |
| C 1513 | ME-SFI (N3/10) Engine Control Module Version Coding Incorrect | N3/10 |
| C 1514 | SPS "P" Valve (Y10) Adjustment Data | Step 6, see TEST STEP 5.0-9.1 ETS/SPS control module (N47-2) |
| C 1515 | Version Coding SPS | ETS/SPS control module (N47-2) |
| C 1600 | Temperature After Engine Is Turned Off | ETS/SPS control module (N47-2) |