S80 L5-2.5L Turbo VIN 59 B5254T2 (2004)
Backup Lamp Switch: Testing and Inspection
Trouble-Shooting Information
Open Circuit/Short Circuit to Voltage Supply
Trouble-shooting information
Condition
No diagnostic trouble codes are displayed.
Possible source
-
Faulty switch
-
Short circuit to voltage supply
-
Open circuit.
Fault symptom[s]
-
Reverse light remains on.
Short Circuit to Ground
Trouble-shooting information
Condition
No diagnostic trouble codes are displayed.
Possible source
-
Short circuit to ground.
Fault symptom[s]
-
Reverse light does not work when reverse is selected.