U1508 - Implausible Message Data Length Received From ESM
U1508 Possible Causes
- Faulty Electronic Shift Module (ESM)
- Electronic Shift Module harness is open or shorted
- Electronic Shift Module circuit poor electrical connection
- Faulty Transmission Control Module (TCM)
How is the U1508 code repair?Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
What is the cost to diagnose the U1508 code
Labor: 1.0The cost to diagnose the U1508 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
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- Engine Light ON (or Service Engine Soon Warning Light)
U1508 MeaningThe messages sent on the Controller Area Network (CAN) bus are distinguished by an Identifier (ID). Each CAN ID is defined to contain a certain number of bytes. The Transmission Control Module (TCM) verifies that it has received the proper number of bytes for each ID. The Diagnostic Trouble Code (DTC) will set when the TCM detects an incorrect CAN ID from the Electronic Shift Module (ESM).
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