OBD Guide

P1CB6

Gear Shift Actuator 1 Circuit High

P1CB6 is an OBD-II diagnostic trouble code meaning: Gear Shift Actuator 1 Circuit High. Common causes: shift actuator 1 malfunction, short circuit to power. Estimated repair cost: $33–167.

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

Symptoms

  • Gear shifting problems
  • Switching to emergency mode of the gearbox
  • Check engine light comes on
  • Unstable transmission operation

Causes

  • Shift actuator 1 malfunction
  • Short circuit to power
  • Open ground circuit
  • Transmission control module malfunction
  • Wiring harness damage

How to Fix

  1. Check the integrity of the actuator circuit
  2. Check voltage and resistance in the circuit
  3. Replace the faulty actuator if necessary
  4. Check and replace damaged wires
  5. Diagnose and replace the transmission control module if necessary

Related codes

FAQ

What does the P1CB6 code mean?

P1CB6 is an OBD-II diagnostic trouble code that indicates: Gear Shift Actuator 1 Circuit High

What causes a P1CB6 error code?

The most common causes of P1CB6 include: Shift actuator 1 malfunction; Short circuit to power; Open ground circuit; Transmission control module malfunction.

How do I fix a P1CB6 diagnostic trouble code?

To fix P1CB6: Check the integrity of the actuator circuit. Check voltage and resistance in the circuit. Replace the faulty actuator if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1CB6?

Limited driving only, diagnose soon

How much does it cost to fix P1CB6?

The estimated repair cost for P1CB6 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat