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Test N: Volt Gauge Inoperative

  1. If IPC diagnostic system check was performed, go to next step. If IPC diagnostic system check was not performed, go to INSTRUMENT PANEL CLUSTER DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM. After performing IPC diagnostic system check, go to next step.
  2. Using scan tool, select IPC SPECIAL FUNCTIONS and perform gauge sweep. See SCAN TOOL  under SELF-DIAGNOSTIC SYSTEM. If volt gauge responds as commanded, problem is intermittent, go to next step. If volt gauge does not respond as commanded, go to step  6 .
  3. Select IPC DATA LIST and monitor IGNITION 1 parameter on scan tool. If ignition 1 is 8-16 volts, go to next step. If ignition 1 is not 8-16 volts, go to step  5 .
  4. Compare IGNITION 1 display and instrument panel cluster voltage gauge. If readings are within 0.5 volt, system is operating okay at this time. If readings are not within 0.5 volt, go to step  6 .
  5. Check for open or short to ground in Pink wire between IPC connector terminal A13 and IPC fuse No. 19 (10-amp) located in instrument panel fuse block. See Figure . Repair as necessary. After repairs, go to step  7 . If circuit is okay, go to next step.
  6. Replace IPC. See INSTRUMENT PANEL CLUSTER  under REMOVAL & INSTALLATION. After repairs, go to next step.
  7. Recheck system operation to verify the repair. If system operates properly, repair is complete. If system does not operate properly, go to step  2 .
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