OBD Guide

P26C3

Internal Control Module Transmission Range Sensor Performance

P26C3 is an OBD-II diagnostic trouble code meaning: Internal Control Module Transmission Range Sensor Performance. Common causes: gear range sensor malfunction, wiring harness damage. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Incorrect gear shifting
  • Check Engine light comes on
  • The gearbox goes into emergency mode
  • Problems starting the engine
  • Unexpected gear changes

Causes

  • Gear range sensor malfunction
  • Wiring harness damage
  • Problems with the transmission control module
  • Corrosion or poor contact in connectors
  • Software error in control module

How to Fix

  1. Check the condition of the gear range sensor
  2. Inspect the wiring harness and connectors for damage.
  3. Check the power supply and ground of the sensor
  4. Scan the control module for additional errors
  5. If necessary, replace the sensor or control module

Related codes

Error P26C3 by Vehicle Brand

FAQ

What does the P26C3 code mean?

P26C3 is an OBD-II diagnostic trouble code that indicates: Internal Control Module Transmission Range Sensor Performance

What causes a P26C3 error code?

The most common causes of P26C3 include: Gear range sensor malfunction; Wiring harness damage; Problems with the transmission control module; Corrosion or poor contact in connectors.

How do I fix a P26C3 diagnostic trouble code?

To fix P26C3: Check the condition of the gear range sensor. Inspect the wiring harness and connectors for damage.. Check the power supply and ground of the sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P26C3?

Limited driving only, diagnose soon

How much does it cost to fix P26C3?

The estimated repair cost for P26C3 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat