C146C - Open In ABS Motor Relay Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3    What is this?
Table of contents

C146C Possible Causes

  • Faulty ABS Motor Relay
  • ABS Motor Relay harness is open or shorted
  • ABS Motor Relay circuit poor electrical connection
  • Faulty Skid Control ECU (Brake Actuator Assembly)

How do I fix code C146C?

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 C146C code

Labor: 1.0

The cost of diagnosing the C146C 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

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

C146C Description

The ABS Motor Relay supplies power to the Pump Motor. While the ABS is activated, the Skid Control ECU turns the ABS Motor Relay on to operate the pump motor. If the voltage supplied to the ABS Motor Relay is too low due to low voltage from the battery or alternator, the Diagnostic Trouble Code (DTC) may be stored.
OBDII Code C146c - Open In ABS Motor Relay Circuit - AutoCodes.com

More Information

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