Trouble Code Definition
WARNING: This page is about a different car, the 1995 BMW 525iT, 1995 BMW 525i, 1995 BMW 325is, and 1995 BMW 325i. However, it is still accessible from the selected car via links, so may be relevant.
FAULT CODE IDENTIFICATION (M50)
| Codes | Affected Circuit |
|---|---|
| 0 | Undefined Defect |
| 1 | Fuel Pump Relay |
| 2 | Idle Speed Actuator (Close) |
| 3 | Injector No. 5 |
| 4 | Injector No. 6 |
| 5 | Injector No. 4 |
| 6 | Fuel Injectors (Output Signal) |
| 7 | VANOS |
| 8 | CHECK ENGINE Light |
| 12 | Oxygen Sensor No. 2 |
| 13 | Oxygen Sensor No. 1 |
| 15 | Ignition Circuit Monitoring |
| 16 | Crankshaft (Pulse) Sensor |
| 17 | Camshaft Sensor |
| 23 | Ign. Coil (Cyl. 4) |
| 24 | Ign. Coil (Cyl. 6) |
| 25 | Ign. Coil (Cyl. 5) |
| 26 | DME Power Supply (B+) |
| 29 | Idle Speed Actuator (Open) |
| 31 | Injector No. 5 |
| 32 | Injector No. 6 |
| 33 | Injector No. 5 |
| 36 | Fuel Tank Vent (Evaporation) Control |
| 37 | O2 Sensor Heater |
| 41 | Air Mass (Sensor) Meter |
| 42 | Vehicle Speed Sensor |
| 48 | A/C Compressor Shutoff |
| 50 | Ignition Coil (Cyl. 1) |
| 51 | Ignition Coil (Cyl. 2) |
| 52 | Ignition Coil (Cyl. 3) |
| 54 | DME Power Supply |
| 57 | Ign. Timing Intervention |
| 62 | Electronic Engine Power Control Signal |
| 66 | Theft Alarm Signal |
| 69 | Knock Sensor 2 |
| 70 | Knock Sensor 1 |
| 73 | Throttle Valve Potentiometer |
| 77 | Intake Air Temp. Sensor |
| 78 | Engine (Coolant) Temp. Sensor |
| 82 | Engine Drag Torque Control Intervention |
| 83 | Automatic Stability Control Intervention |
| 100 | Output Stage (Signal 1) |
| 101 | Output Stage (Signal 2) |
| 200 | DME Control Unit |
| 201 | Oxygen Sensor Control |
| 204 | Idle Speed Increase During MSR Operation |
| 206 | Knock Control Test Pulse |