OBD Guide

P07D6

Transmission Mode Switch F Circuit High

P07D6 is an OBD-II diagnostic trouble code meaning: Transmission Mode Switch F Circuit High. Common causes: short circuit to power in switch circuit, transmission mode switch malfunction. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Incorrect switching of transmission modes
  • Check Engine Light Illuminates
  • Transmission transition to emergency mode
  • Lack of response to mode switching
  • Problems starting the engine in some modes

Causes

  • Short circuit to power in switch circuit
  • Transmission mode switch malfunction
  • Wiring harness damage
  • Problems with contacts in connectors
  • Transmission control module (TCM) malfunction

How to Fix

  1. Check switch circuit for short circuit
  2. Test the transmission mode switch
  3. Inspect and, if necessary, replace the wiring harness
  4. Check contacts in connectors
  5. If necessary, replace the mode switch

Related codes

Error P07D6 by Vehicle Brand

FAQ

What does the P07D6 code mean?

P07D6 is an OBD-II diagnostic trouble code that indicates: Transmission Mode Switch F Circuit High

What causes a P07D6 error code?

The most common causes of P07D6 include: Short circuit to power in switch circuit; Transmission mode switch malfunction; Wiring harness damage; Problems with contacts in connectors.

How do I fix a P07D6 diagnostic trouble code?

To fix P07D6: Check switch circuit for short circuit. Test the transmission mode switch. Inspect and, if necessary, replace the wiring harness. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P07D6?

Limited driving only, diagnose soon

How much does it cost to fix P07D6?

The estimated repair cost for P07D6 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat