Pinpoint Test N: The Cornering Lamp Is Always On

Turn Signal, Cornering and Hazard Lamps

Pinpoint Tests

Pinpoint Test N: The Cornering Lamp Is Always On

Refer to Wiring Diagram Set 91, Cornering Lamps for schematic and connector information. Diagrams By Number

Normal Operation

The cornering lamps are provided voltage when the parking lamps are on. The ground path is routed to the multifunction switch. When the multifunction switch is placed in the LH or RH TURN position, the multifunction switch completes the path to ground.

This pinpoint test is intended to diagnose the following:

- Wiring, terminals or connectors
- Multifunction switch

PINPOINT TEST N: THE CORNERING LAMP IS ALWAYS ON

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.

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N1 CHECK THE MULTIFUNCTION SWITCH


- Ignition OFF.
- Disconnect: Multifunction Switch C202c .
- Place the headlamp switch in the PARKING LAMPS ON position.
- Does the cornering lamp continue to illuminate?

Yes
REPAIR circuit 380 (VT/YE) (LH cornering lamp) or circuit 379 (BN/WH) (RH cornering lamp) for a short to ground. TEST the system for normal operation.

No
INSTALL a new multifunction switch. REFER to Steering Column Switches Steering Column Multifunction Switch. TEST the system for normal operation.

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