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Home >> Cadillac >> 2007 >> XLR Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> DTC P0654 >> Diagnostic Fault Information

Diagnostic Fault Information

Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.

DTC P0654

Circuit Short to Ground Open/High Resistance Short to Voltage
Engine Speed Signal Circuit P0654 P0654
1		 P0654
1. Tachometer Inaccurate or Inoperative
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