OBD Guide

P27E3

Electric/Auxiliary Transmission Fluid Pump Control Valve Circuit/Open

P27E3 is an OBD-II diagnostic trouble code meaning: Electric/Auxiliary Transmission Fluid Pump Control Valve Circuit/Open. Common causes: break in the wiring harness, solenoid valve malfunction. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine light comes on
  • Gear shifting problems
  • Unusual noises from the transmission
  • Reduced transmission efficiency
  • Switching to emergency mode of the gearbox

Causes

  • Break in the wiring harness
  • Solenoid valve malfunction
  • Poor contact in connectors
  • Problems with the transmission control unit
  • Short circuit in the circuit

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the resistance of the solenoid valve
  3. Clean and check contacts in connectors
  4. Check control circuit voltage
  5. Replace solenoid valve if necessary

Related codes

Error P27E3 by Vehicle Brand

FAQ

What does the P27E3 code mean?

P27E3 is an OBD-II diagnostic trouble code that indicates: Electric/Auxiliary Transmission Fluid Pump Control Valve Circuit/Open

What causes a P27E3 error code?

The most common causes of P27E3 include: Break in the wiring harness; Solenoid valve malfunction; Poor contact in connectors; Problems with the transmission control unit.

How do I fix a P27E3 diagnostic trouble code?

To fix P27E3: Check the integrity of the wiring harness. Check the resistance of the solenoid valve. Clean and check contacts in connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P27E3?

Yes, but get it checked soon

How much does it cost to fix P27E3?

The estimated repair cost for P27E3 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat