Test results
1
COMPONENT CONCERNED
TURBO VACUUM VALVE WIRING CHECK
OK (NO FAULTS DETECTED)
FAULT DETECTED
OPERATION
Turbo vacuum valve wiring
Check for a short circuit to earth on the turbo vacuum valve wiring
Go to Step 2
Presence of short circuit to earth
Restore correct insulation to earth
2
Check for a short circuit to Vbatt. on the turbo vacuum valve wiring
Go to Step 3
Presence of short circuit to Vbatt.
Restore correct insulation to +battery
3
Check for an open circuit on the turbo vacuum valve wiring
End of diagnosis
Presence of open circuit
Restore the correct connections