OBD Guide

P01C7

Fuel Pressure Sensor A Circuit Intermittent/Erratic

P01C7 is an OBD-II diagnostic trouble code meaning: Fuel Pressure Sensor A Circuit Intermittent/Erratic. Common causes: damaged or faulty fuel pressure sensor a, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Check Engine light comes on
  • The engine may go into emergency mode

Causes

  • Damaged or faulty fuel pressure sensor A
  • Open or short circuit in wiring harness
  • Poor contact in the sensor connector
  • Corrosion or oxidation of contacts
  • Problems with the ECU

How to Fix

  1. Check the integrity of the fuel pressure sensor wiring harness A
  2. Inspect the sensor connector for damage or corrosion.
  3. Check sensor resistance and voltage according to manufacturer's specifications
  4. If necessary, replace fuel pressure sensor A
  5. Clean or replace connector if corrosion is detected
  6. Reset the error and check if it returns

Related codes

Error P01C7 by Vehicle Brand

FAQ

What does the P01C7 code mean?

P01C7 is an OBD-II diagnostic trouble code that indicates: Fuel Pressure Sensor A Circuit Intermittent/Erratic

What causes a P01C7 error code?

The most common causes of P01C7 include: Damaged or faulty fuel pressure sensor A; Open or short circuit in wiring harness; Poor contact in the sensor connector; Corrosion or oxidation of contacts.

How do I fix a P01C7 diagnostic trouble code?

To fix P01C7: Check the integrity of the fuel pressure sensor wiring harness A. Inspect the sensor connector for damage or corrosion.. Check sensor resistance and voltage according to manufacturer's specifications. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P01C7?

Limited driving only, diagnose soon

How much does it cost to fix P01C7?

The estimated repair cost for P01C7 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat