OBD Guide

P07D2

Transmission Mode Switch E Circuit Low

P07D2 is an OBD-II diagnostic trouble code meaning: Transmission Mode Switch E Circuit Low. Common causes: transmission mode switch malfunction, open or short circuit in the circuit. Estimated repair cost: $17–89.

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

Symptoms

  • Switching the transmission to emergency mode
  • Limiting available gears
  • The Check Engine light comes on
  • Incorrect gear shifting
  • Lack of response to switching transmission modes

Causes

  • Transmission mode switch malfunction
  • Open or short circuit in the circuit
  • Poor contact in connectors
  • Wiring harness damage
  • Problems with the transmission control unit

How to Fix

  1. Check the condition of the transmission mode switch
  2. Check the integrity of the wiring and connectors in the circuit
  3. Measure the resistance and voltage in the switch circuit
  4. Check for corrosion on contacts
  5. If necessary, replace the switch or repair the wiring

Related codes

Error P07D2 by Vehicle Brand

FAQ

What does the P07D2 code mean?

P07D2 is an OBD-II diagnostic trouble code that indicates: Transmission Mode Switch E Circuit Low

What causes a P07D2 error code?

The most common causes of P07D2 include: Transmission mode switch malfunction; Open or short circuit in the circuit; Poor contact in connectors; Wiring harness damage.

How do I fix a P07D2 diagnostic trouble code?

To fix P07D2: Check the condition of the transmission mode switch. Check the integrity of the wiring and connectors in the circuit. Measure the resistance and voltage in the switch circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P07D2?

Limited driving only, diagnose soon

How much does it cost to fix P07D2?

The estimated repair cost for P07D2 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat