OBD Guide

P07CD

Transmission Mode Switch C Circuit High

P07CD is an OBD-II diagnostic trouble code meaning: Transmission Mode Switch C Circuit High. Common causes: short circuit in power switch circuit, transmission mode switch malfunction. Estimated repair cost: $17–67.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–67 (est.)

Symptoms

  • Incorrect switching of transmission modes
  • Check Engine Light Is On
  • The transmission goes into emergency mode
  • Cannot switch between modes (P, R, N, D)
  • Floating engine speed when switching

Causes

  • Short circuit in power switch circuit
  • Transmission mode switch malfunction
  • Wiring harness damage
  • Poor contact in connectors
  • Transmission control module malfunction

How to Fix

  1. Check the integrity of the switch wiring harness
  2. Check the voltage and resistance in the switch circuit
  3. Inspect and clean connector contacts
  4. Check the operation of the mode switch
  5. If necessary, replace the switch or repair the wiring

Related codes

Error P07CD by Vehicle Brand

FAQ

What does the P07CD code mean?

P07CD is an OBD-II diagnostic trouble code that indicates: Transmission Mode Switch C Circuit High

What causes a P07CD error code?

The most common causes of P07CD include: Short circuit in power switch circuit; Transmission mode switch malfunction; Wiring harness damage; Poor contact in connectors.

How do I fix a P07CD diagnostic trouble code?

To fix P07CD: Check the integrity of the switch wiring harness. Check the voltage and resistance in the switch circuit. Inspect and clean connector contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P07CD?

Limited driving only, diagnose soon

How much does it cost to fix P07CD?

The estimated repair cost for P07CD is $17–67. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat