Engine-Codes - Generic - P0838

P0838 Code - Four Wheel Drive Switch Circuit Low

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|P0838 code possible causes

  • Faulty Four Wheel Drive Switch
  • Four Wheel Drive Switch harness is open or shorted
  • Four Wheel Drive Switch circuit poor electrical connection

|How is the P0838 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 P0838 code

Labor: 1.0

The cost to diagnose the P0838 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P0838 code possible symptoms?

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

|What is P0838 code meaning?

The Transmission Control Module (TCM) monitors the Four Wheel Drive Switch Circuit signal. the TCM sets the OBDII code when the Four Wheel Drive Switch Circuit is not to factory specifications.

|Need more information with the P0838 code?

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|P0838 code information for specific makes

|Need help with a P0838 code?

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