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Instrument Cluster Indicator Lamps Diagnosis

Instrument Panel Indicator Lamps Do Not Operate 

DIAGNOSTIC INFORMATION AND PROCEDURES

Step Action Value(s) Yes No
1 Check fuse F4.
Is fuse F4 blown?		 - Go to Step 2 Go to Step 3
2
  1. Check for a short circuit and repair it, if necessary.
  2. Replace the blown fuse.

Is the repair complete?		 - System OK -
3
  1. Turn the ignition ON.
  2. Check the voltage at fuse F4.

Does the battery voltage match the value specified?		 11-14V Go to Step 5 Go to Step 4
4 Repair the open power supply circuit to fuse F4.
Is the repair complete?		 - System OK Go to Step 3
5
  1. Remove the instrument cluster.
  2. Disconnect the instrument cluster connector.
  3. Turn the ignition ON.
  4. Check the voltage at terminal B15 and A19.

Does the battery voltage match the value specified?		 11-14 V Go to Step 7 Go to Step 6
6 Repair the open circuit between fuse F4 and the instrument cluster connector B15 and A19.
Is the repair complete?		 - System OK -
7 Check the instrument cluster indicator lamp bulbs.
Are the bulbs OK?		 - Go to Step 9 Go to Step 8
8
  1. Replace any bulbs that are defective.
  2. Check the charging system to make sure the alternator is not overcharging.
  3. Repair the charging system, if necessary.

Is the repair complete?		 - System OK -
9 Replace the instrument cluster.
Is the repair complete?		 - System OK -
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