VOLVO
ECM-810F - Starter relay 1. Electrical fault
System
Engine Control Module (ECM)
Volvo models this fault code applies to
Applies to the following models:
3 modelsC30 (2007–2013), S40 (2004–2013), V50 (2004–2013)
What does this fault code mean?
Starter motor relay 1 has an electrical fault: its connections may be broken or shorted to ground, or the relay may be stuck in the open position. The voltage to the starter motor is then not supplied, and automatic engine start and stop is switched off. The fault applies to the C30, S40 (04-) and V50.
Possible causes
- Open circuit on the connections
- Short circuit to ground
- Starter motor relay 1 is stuck in the open position
- Damaged starter motor relay 1
What you can do
- 1Check that the fuses are intact
- 2Check that the wiring to starter motor relay 1 is not broken or shorted to ground, preferably with a multimeter
- 3Try a start attempt and note whether the starter motor turns and whether the relay gives a click
- 4If you have a diagnostic tool: activate starter motor relay 1 and check whether the starter then turns
- 5If the fault remains, have a workshop replace starter motor relay 1 if it is damaged, once the connections have been checked
Symptoms you may notice3
- Automatic engine start and stop does not work
- The engine does not start and the starter motor does not turn
- A clicking sound is heard at start attempts
What the fault can affect1
- The automatic engine start and stop function is switched off
General guidance for car owners. Diagnosis on the car can point to a different cause.