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Transmission/Transfer Case 5-123
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05745159
Action Taken When The DTC Sets
• Assume “Low” state when stuck “off' and “High” state when stuck ”on”. • Freeze shift adapts from being updated. • The PCM will illuminate the warning lamp.
Conditions For Clearing DTC
• The PCM will turn off the warning lamp after three con- secutive ignition cycles without a failure reported. • The DTC can be cleared using the scan tool. The DTC will be cleared when the vehicle has achieved 40 warm- • The PCM will cancel the DTC default actions when the fault no longer exists and the ignition is cycled “off”
Diagnostic Aids
• Inspect the wiring for poor electrical connections at the PCM and at the transmission 20-way connector. Look • When diagnosing for a possible intermittent short or open condition, move or massage the wiring harness • If any engine DTCs or TP Sensor codes are present di- agnose and clear these DTCs first. Then check to see if
Test Description
The numbers below refer to the step numbers on the diagnostic 2. This test checks for voltage input to the 4WD indica- tor assembly. 3. This test checks for voltage input to the selector quad- rant switch through the 4WD indicator assembly. |