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