C1046 - Left Front Wheel Pressure Phase Monitoring

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

C1046 Possible Causes

  • Dirty Left Front Tone Wheel
  • Dirty Left Front Wheel Speed Sensor (WSS)
  • Faulty Left Front Wheel Speed Sensor (WSS)
  • Left Front Wheel Speed Sensor (WSS) harness is open or shorted
  • Left Front Wheel Speed Sensor (WSS) circuit poor electrical connection
  • Damage Left Front Tone Wheel
  • Faulty Anti-Lock Brake System (ABS) Module

How do I fix code C1046?

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.
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Cost of diagnosing the C1046 code

Labor: 1.0

The cost of diagnosing the C1046 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)

C1046 Description

The Anti-Lock Brake System (ABS) Module monitors the Left Front Wheel Pressure Phase. The ABS Module sets the OBDII if the ABS Module detects a pressure reduction phase and the following pressure hold phase is too long.
OBDII Code C1046 - Left Front Wheel Pressure Phase Monitoring - AutoCodes.com

More Information

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