BMW MOTRONIC Emission Control System
- Description
- Operation
- Testing
- Notes
- Preliminary Testing
- Test Equipment
- Test 1: Fuel Pressure
- Test 2: Fuel Injectors
- Test 3: MOTRONIC Control Unit
- Test 4: Cold Start Valve
- Test 5: Idle Control Valve
- Test 6: Idle Control Unit
- Test 7: Engine Speed Sensor & Reference Point Pick-Up
- Test 8: Air Flow Sensor
- Test 9: Throttle Position Sensor
- Test 10: Coolant Temp. Sensor
- Test 11: Coolant Temp. Switch
- Test 12: THERMO Timer
- Test 13: Air Temperature Sensor
- Maintenance