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Home >> Jeep >> 2019 >> Renegade High Altitude, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1383 (1.3L - DTCS U0164 To U1504) >> DTC Troubleshooting >> U140B-Implausible Left Rear Wheel Speed Signal Received >> Theory Of Operation

Theory Of Operation

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The Powertrain Control Module (PCM) receives wheel speed and wheel distance CAN C bus messages from the Anti-Lock Brake System (ABS) module.