OBD Guide

P27C8

Pressure Control Solenoid P Control Circuit High

P27C8 is an OBD-II diagnostic trouble code meaning: Pressure Control Solenoid P Control Circuit High. Common causes: pressure control solenoid p malfunction, open or short circuit in control circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Check Engine light comes on
  • The car goes into emergency mode
  • Deterioration in acceleration dynamics
  • Increased fuel consumption
  • Unusual noises from the solenoid area

Causes

  • Pressure control solenoid P malfunction
  • Open or short circuit in control circuit
  • Poor contact in solenoid connectors
  • Problems with the engine control unit (ECU)
  • Corroded contacts or damaged wiring

How to Fix

  1. Check the condition of the solenoid wiring and connectors
  2. Measure the resistance of the solenoid and compare with the norm
  3. Check voltage at solenoid control circuit
  4. If necessary, replace pressure control solenoid P
  5. Check and, if necessary, update the ECU firmware

Related codes

Error P27C8 by Vehicle Brand

FAQ

What does the P27C8 code mean?

P27C8 is an OBD-II diagnostic trouble code that indicates: Pressure Control Solenoid P Control Circuit High

What causes a P27C8 error code?

The most common causes of P27C8 include: Pressure control solenoid P malfunction; Open or short circuit in control circuit; Poor contact in solenoid connectors; Problems with the engine control unit (ECU).

How do I fix a P27C8 diagnostic trouble code?

To fix P27C8: Check the condition of the solenoid wiring and connectors. Measure the resistance of the solenoid and compare with the norm. Check voltage at solenoid control circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P27C8?

Yes, but get it checked soon

How much does it cost to fix P27C8?

The estimated repair cost for P27C8 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat