Replace control unit
Test Point 30
TEST POINT 30
Control Unit Faulty
Fault Code 30
Procedure
Replace control unit
Test Point 31
TEST POINT 31
Transponder (Re-teaching Necessary)
Fault Code 31
Fault Effect: No engine start possible
Procedure
Re-teach key
Test Point 32
TEST POINT 32
Passenger Compartment monitoring Sensor Positive Short Or Faulty
Fault Code 32
Fault Effect: No passenger compartment monitoring
Procedure
1. Check power supply for passenger compartment monitoring sensor.
Disconnect plug connection to the passenger compartment monitoring sensor
Voltmeter at plug connection, passenger compartment sensor monitoring pin 1 (positive) and pin 4 (negative).
Display: Battery voltage
2. Pull off plug I on the alarm control unit.
3. Voltmeter at plug I alarm control unit pin 24 and ground.
Display: 0 Volts
If the battery voltage is displayed, check the wiring harness for pinches and chafing damage.
4. If no fault is detected, replace the alarm control unit.
Test Point 33
TEST POINT 33
Passenger Compartment monitoring Sensor Faulty
Fault Code 33
Fault Effect: No passenger compartment monitoring
Procedure
Replace passenger compartment monitoring sensor.