P064A
Fuel Pump Control Module Malfunction
What does the P064A code mean?
The P064A code indicates a malfunction in the Fuel Pump Control Module (FPCM), which manages the fuel pump speed and pressure. This module receives signals from the PCM and adjusts the fuel pump voltage accordingly. A failure can lead to incorrect fuel pressure, causing drivability issues and potential engine damage.
High
Severity
$150-$400
Typical Cost
Medium
Frequency
01. Most Common Causes
- Faulty fuel pump control module
- Wiring or connector issues
- Failed fuel pump
- PCM software or hardware problem
02. Symptoms You Will Notice
- Engine stalling or hesitation
- Long cranking time
- Check Engine Light on
- Reduced fuel economy
03. Step-by-Step Diagnosis
1
Step 1: Scan for codes and verify P064A is present.
2
Step 2: Inspect wiring and connectors for damage or corrosion.
3
Step 3: Test fuel pump operation and pressure.
4
Step 4: Check FPCM power and ground circuits.
5
Step 5: Replace FPCM if all other components test OK.
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04. Commonly Affected Makes
ToyotaVolkswagen
FordChevrolet
HondaHyundai / Kia
NissanBMW
05. Frequently Asked Questions
Is it safe to drive with this code?▼
No, it can cause stalling or no-start conditions, posing a safety risk.
How much does it cost to fix?▼
Typically $150-$400 for parts and labor, depending on the vehicle.