Engine-Codes - Volkswagen - P12A4 VOLKSWAGEN

P12A4 VOLKSWAGEN - Fuel Rail Pump Control Valve Stuck Closed

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P12A4 VOLKSWAGEN Possible Causes

  • Faulty Fuel Rail Pump Control Valve
  • Fuel Rail Pump Control Valve harness is open or shorted
  • Fuel Rail Pump Control Valve circuit poor electrical connection

How is the P12A4 VOLKSWAGEN code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

What is the cost to diagnose the P12A4 VOLKSWAGEN code

Labor: 1.0

The cost to diagnose the P12A4 VOLKSWAGEN code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P12A4 VOLKSWAGEN Meaning

The Engine Control Module (ECM) monitors the Fuel Rail Pump Control Valve. The ECM sets the OBDII code when the Fuel Rail Pump Control Valve is not to factory specifications.

More Information

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