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Home >> Dodge and Ram >> 2012 >> Durango R/T, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 ((Transmission Control Module (TCM) - Electrical Diagnostics)) >> DTC Troubleshooting >> P1633-TCM Internal - Test External Watchdog Performance >> Set Condition:
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Set Condition:

WARNING: This page is about a different variant/trim than selected.

If the TCM detects an error with the controllers external watchdog failed the power up test.

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