Trailer Lighting Relay: Testing and Inspection

POWER OUTLETS (EXT): TOWING CONVERTER RELAY: ON-VEHICLE INSPECTION

1. INSPECT TURN SIGNAL FLASHER ASSEMBLY

(a) Measure the voltage according to the value(s) in the table below.





Standard Voltage:





If the result is not as specified, there may be a malfunction in the wire harness or turn signal flasher assembly.

Text in Illustration





2. INSPECT SUB BATTERY RELAY

(a) Measure the resistance according to the value(s) in the table below.





Standard Resistance:





If the result is not as specified, replace the sub battery relay.

3. INSPECT TOWING TAIL RELAY

(a) Measure the resistance according to the value(s) in the table below.





Standard Resistance:





If the result is not as specified, replace the towing tail relay.