Engine-Codes - Generic - B12E5

B12E5 - Off Road Mode Select Switch

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

B12E5 Possible Causes

  • Faulty Off-Road Mode Select Switch
  • Off-Road Mode Select Switch harness is open or shorted
  • Off-Road Mode Select Switch circuit poor electrical connection
  • Faulty Transfer Case Control Module (TCCM)

How is the B12E5 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.

Tech Notes

B12E5:00 Off Road Mode Select Switch No Sub Type Information
B12E5:11 Off Road Mode Select Switch Circuit Short To Ground

What is the cost to diagnose the B12E5 code

Labor: 1.0

The cost to diagnose the B12E5 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.
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Possible Symptoms

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

B12E5 Meaning

When the Off-Road Mode Select Switch is depressed, a signal is sent to the Transfer Case Control Module (TCCM) which alerts other modules along the HS-CAN that off-road mode is being requested. Other vehicle functions change to accommodate off-road mode and an indicator illuminates on the off-road mode switch confirming off-road mode.

More Information

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