Lost Communication With Anti-Lock Brake System Control Module
Table of contents
U1021 FORD Possible Causes
- Faulty Anti-Lock Brake System (ABS) Control Module
- Anti-Lock Brake System Control Module harness is open or shorted
- Anti-Lock Brake System Control Module circuit poor electrical connection
- Faulty Powertrain Control Module (PCM)
How do I fix code U1021 FORD?
Check 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.
Cost of diagnosing the U1021 FORD code
The cost of diagnosing the U1021 FORD code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
U1021 FORD Description
The Diagnostic Trouble Code (DTC) sets in the Powertrain Control Module (PCM) if data messages received from the Anti-Lock Brake System (ABS) Control Module over the HS-CAN2 is missing.