P1537

AirCon Clutch Relay Output Open Circuit Or Short To Ground

P1537 - Aircon clutch relay.: Short circuit to ground.

Possible causes:
1. Engine fusebox Connector C576, MS43 ECM C331.
2. Open circuit C331/29 (UB) - C576/11 (UB).
3. Short circuit C331/29 (UB) - Ground.
4. Aircon clutch relay.
5. MS43 ECM.

1. Engine fusebox Connector C576, MS43 ECM C331.
CONNECTOR
Check for connector not correctly latched, backed out pins, damaged pins, corroded pins

2. Open circuit C331/29 (UB) - C576/11 (UB).
OPEN_CIRCUIT
Check resistance > 1M Ohms.

3. Short circuit C331/29 (UB) - Ground.
SHORT_CIRCUIT
Check resistance < 5.0 Ohms.

4. Aircon clutch relay.
No detail available for this fault

5. MS43 ECM.
No detail available for this fault