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Test M: Transmission Fluid Temperature Gauge Inaccurate Or 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. Turn ignition on. Using scan tool, select IPC data 1 list and monitor TRANS FLUID TEMP. If scan tool indicates transmission fluid temperature is -40 to 419°F (-40 to 215°C), go to next step. If scan tool indicates transmission fluid temperature is -40 to 419°F (-40 to 215°C), go to step  4 .
  3. Monitor TRANS FLUID TEMP on scan tool and compare to transmission fluid temperature on Driver's Information Center (DIC). If scan tool and DIC readings are within 10°F (-12°C), go to next step. If scan tool and DIC readings are not within 10°F (-12°C), go to step  6 .
  4. Check for poor connections at PCM. Repair as necessary. After repairs, go to step  7 . If connections are okay, go to next step.
  5. Replace PCM. See POWERTRAIN CONTROL MODULE  under REMOVAL & INSTALLATION. After repairs, go to step  7 .
  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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