2014 Jeep Wrangler JK Factory Service Manual 28 - DTC-Based Diagnostics

U1503-IMPLAUSIBLE MESSAGE DATA LENGTH RECEIVED FROM TIPM

For a complete wiring diagram Refer to the Wiring Information



Possible Causes

TIPM CAN BUS DTCS
ANTI-LOCK BRAKE MODULE

CHECK IF TIPM CAN BUS DTCs ARE PRESENT
1. With the scan tool, read TIPM DTCs.


Are there any TIPM CAN BUS DTCs present?

Yes


No