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Home >> Jeep >> 2012 >> Wrangler Rubicon, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Transmission Control Module (TCM) - Electrical Diagnostics) >> DTC Troubleshooting >> U1401-Implausible Engine Speed Signal Received >> When Monitored:

When Monitored:

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

Continuously with the ignition on, one valid CAN ID received at least once, and no U0002-CAN Bus Off Performance DTC present.