OBD Guide

P2A80

Alternative Fuel Pump A Compression Stroke Valve Control Circuit Range/Performance

P2A80 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Pump A Compression Stroke Valve Control Circuit Range/Performance. Common causes: compression stroke solenoid valve malfunction, open or short circuit in wiring harness. Estimated repair cost: $39–133.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$39–133 (est.)

Symptoms

  • Unstable engine operation
  • Power reduction
  • Increased fuel consumption
  • Difficulty starting the engine
  • Check Engine Light Is On

Causes

  • Compression stroke solenoid valve malfunction
  • Open or short circuit in wiring harness
  • Poor connection in connectors
  • Valve Position Sensor Failure
  • Problems with the engine control unit

How to Fix

  1. Check the integrity of the wiring harness to the valve
  2. Check the resistance and operation of the solenoid valve
  3. Clean or replace control circuit connectors
  4. Check the control signal from the ECU
  5. If necessary, replace the compression stroke valve

Related codes

Error P2A80 by Vehicle Brand

FAQ

What does the P2A80 code mean?

P2A80 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Pump A Compression Stroke Valve Control Circuit Range/Performance

What causes a P2A80 error code?

The most common causes of P2A80 include: Compression stroke solenoid valve malfunction; Open or short circuit in wiring harness; Poor connection in connectors; Valve Position Sensor Failure.

How do I fix a P2A80 diagnostic trouble code?

To fix P2A80: Check the integrity of the wiring harness to the valve. Check the resistance and operation of the solenoid valve. Clean or replace control circuit connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2A80?

Yes, but get it checked soon

How much does it cost to fix P2A80?

The estimated repair cost for P2A80 is $39–133. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat