Engine-Codes - Generic - B1439

B1439 - Wiper Mode Select Switch Circuit Open

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

B1439 Possible Causes

  • Faulty Wiper Mode Select Switch
  • Wiper Mode Select Switch harness is open or shorted
  • Wiper Mode Select Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How is the B1439 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 B1439 code

Labor: 1.0

The cost to diagnose the B1439 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B1439 Meaning

The Body Control Module (BCM) monitors the Wiper Mode Select Switch. The BCM sets the OBDII code when the Wiper Mode Select Switch is not to factory specifications.

More Information

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