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Keyboard Function Check No. 3

  1. Using Gauge System Tester (Rotunda 021-00055), connect one lead of tester to Yellow/Red wire at instrument cluster 14-pin connector and other lead to ground.
  2. Instrument cluster 14-pin connector is located behind instrument cluster, near steering column. See INSTRUMENT CLUSTER 14-PIN TERMINAL IDENTIFICATION illustration.
    Fig 1: Instrument Cluster 14-Pin Terminal Identification
    G108980
  3. Slowly adjust resistance from 0-1000 ohms and back to 0. Check to see that "ALARM", "SET UP", "SET DOWN" and "DIM OFF" functions are working.
  4. If some or no functions are working, replace gauges. If all functions are working, repair Yellow/Red wire between gauges and keyboard.
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