OBD Guide

P2A82

Alternative Fuel Pump A Compression Stroke Valve Control Circuit High

P2A82 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Pump A Compression Stroke Valve Control Circuit High. Common causes: malfunction of the injection pump compression stroke valve, open or short circuit in control circuit. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Reduced engine power
  • Increased fuel consumption
  • Difficulty starting the engine
  • Unstable idling
  • Check Engine Light Illuminates

Causes

  • Malfunction of the injection pump compression stroke valve
  • Open or short circuit in control circuit
  • Poor contact in connectors
  • ECU malfunction
  • Wiring Harness Problems

How to Fix

  1. Check valve control circuit integrity
  2. Check compression stroke valve resistance
  3. Inspect connectors and contacts for corrosion
  4. Check the operation of the computer
  5. Replace valve or wiring if necessary

Related codes

Error P2A82 by Vehicle Brand

FAQ

What does the P2A82 code mean?

P2A82 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Pump A Compression Stroke Valve Control Circuit High

What causes a P2A82 error code?

The most common causes of P2A82 include: Malfunction of the injection pump compression stroke valve; Open or short circuit in control circuit; Poor contact in connectors; ECU malfunction.

How do I fix a P2A82 diagnostic trouble code?

To fix P2A82: Check valve control circuit integrity. Check compression stroke valve resistance. Inspect connectors and contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2A82?

Limited driving only, diagnose soon

How much does it cost to fix P2A82?

The estimated repair cost for P2A82 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

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