Pinpoint Test M: The LH Turn Indicator Is Never/Always On: Testing

M1 CHECK THE LH TURN SIGNAL LAMPS
- Key in ON position.
- Operate the LH turn signal. Observe the exterior LH turn lamps.
- Do the LH turn lamps operate correctly?
- Yes : GO to M2.
- No : REFER to EXTERIOR LIGHTING to continue diagnosis of the turn lamps.
M2 CARRY OUT THE INSTRUMENT CLUSTER WARNING LAMPS AND CHIME ACTIVE COMMAND USING THE DIAGNOSTIC TOOL
- Key in ON position.
- Enter the following diagnostic mode on the scan tool: Instrument Cluster Active Command.
- Select the instrument cluster warning lamps and chime active command. Trigger the all lamps active command on and off. Observe the LH turn signal indicator.
- Does the LH turn signal indicator illuminate when triggered on and turn off when triggered off?
- Yes : GO to M4.
- No : GO to M3.
M3 CHECK FOR CORRECT INSTRUMENT CLUSTER OPERATION
- Disconnect the instrument cluster connector.
- Check for:
  - corrosion
  - pushed-out pins
- Connect the instrument cluster connector and make sure it seats correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
- Yes : INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . TEST the system for normal operation.
- No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.
M4 CHECK FOR CORRECT SJB OPERATION
- Disconnect all the SJB connectors.
- Check for:
  - corrosion
  - pushed-out pins
- Connect all the SJB connectors and make sure they seat correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
- Yes : INSTALL a new SJB. REFER to MULTIFUNCTION ELECTRONIC MODULES . TEST the system for normal operation.
- No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.