OBD Guide

B0790

Transfer Case Neutral Indicator Circuit

B0790 is an OBD-II diagnostic trouble code meaning: Transfer Case Neutral Indicator Circuit. Common causes: neutral indicator sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–222.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • Inoperative transfer case neutral indicator
  • Incorrect display of transfer case mode
  • Problems with switching 4WD/AWD modes

Causes

  • Neutral indicator sensor malfunction
  • Open or short circuit in wiring harness
  • Corroded or damaged connectors
  • Problems with the transfer case control module

How to Fix

  1. Check the integrity of the wiring harness and connectors
  2. Test the neutral indicator sensor for correct operation
  3. Check transfer case control module
  4. Replace damaged components if necessary

Related codes

Error B0790 by Vehicle Brand

FAQ

What does the B0790 code mean?

B0790 is an OBD-II diagnostic trouble code that indicates: Transfer Case Neutral Indicator Circuit

What causes a B0790 error code?

The most common causes of B0790 include: Neutral indicator sensor malfunction; Open or short circuit in wiring harness; Corroded or damaged connectors; Problems with the transfer case control module.

How do I fix a B0790 diagnostic trouble code?

To fix B0790: Check the integrity of the wiring harness and connectors. Test the neutral indicator sensor for correct operation. Check transfer case control module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B0790?

Limited driving only, diagnose soon

How much does it cost to fix B0790?

The estimated repair cost for B0790 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat