XL-7 2WD V6-3.6L (2007)
Temperature Warning Lamp/Indicator: Testing and Inspection
Engine Coolant Temperature Gage Inaccurate or Inoperative
Engine Coolant Temperature Gage Inaccurate or Inoperative
Diagnostic Instructions
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Perform the [Diagnostic System Check - Vehicle Diagnostic Information] prior to using this diagnostic procedure. See: Testing and
Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System Check - Vehicle Diagnostic Information
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Review [Strategy Based Diagnosis] for an overview of the diagnostic approach. See: Testing and Inspection/Initial Inspection and Diagnostic
Overview/Strategy Based Diagnosis
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[Diagnostic Procedure Instructions - Vehicle Diagnostic Information]. See: Testing and Inspection/Initial Inspection and Diagnostic
Overview/Diagnostic Procedure Instructions - Vehicle Diagnostic Information
Circuit/System Description
The instrument panel cluster (IPC) displays the engine coolant temperature as determined by the engine control module (ECM). The IPC receives a serial
data message from the ECM indicating the engine coolant temperature.
Circuit/System Testing
Ignition ON, perform the engine coolant gage sweep test with the scan tool.
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If the engine coolant gage does not sweep from its low to high position, replace the IPC.
Repair Instructions
Perform the [Diagnostic Repair Verification - Vehicle Diagnostic Information] after completing the diagnostic procedure. See: Testing and
Inspection/Diagnostic Trouble Code Tests and Associated Procedures
[Control Module References] for the IPC replacement, setup, and programming. See: Testing and Inspection/Programming and Relearning
