Checked voltage where ?
The instrument control module (ICM) controls power to the power window system by activating or deactivating the delayed accessory relay.
Symptom Chart
Condition
Possible Sources
Action
Vehicles equipped with remote keyless entry (RKE) have an illuminated entry feature, which enables the instrument cluster module (ICM) to illuminate the interior lamps (and if equipped, the puddle lamps in the exterior mirrors) when an unlock signal is received from the vehicle security module through the UBP network, or when any of the doors are opened. The ICM controls the interior lamps illuminated entry feature by activating the battery saver relay. When active, the illuminated entry feature will be canceled when any of the following conditions are met:
Instrument Cluster Diagnostic Trouble Code (DTC) Index
DTC
Description
Source
Action
B1342
ECU is Defective
Instrument Cluster Module
REFER to Section 413-01 .
B2499
Courtesy Lamp Output Failure
Instrument Cluster Module
Go To Pinpoint Test A .
B2659
Courtesy Switch Fault
Instrument Cluster Module
Go To Pinpoint Test C .
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All Other DTCs
Instrument Cluster Module
REFER to Section 419-10 .
Do you have a professional grade scan tool ? If not your best bet would be to take your vehicle to a qualified repair shop .
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