OBD Guide

P2665

Fuel Shutoff Valve B Control Circuit/Open

P2665 is an OBD-II diagnostic trouble code meaning: Fuel Shutoff Valve B Control Circuit/Open. Common causes: valve control circuit open, short circuit in the circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Engine stalls when stopped
  • Problems starting the engine
  • Increased fuel consumption
  • Unstable engine operation at idle
  • Check Engine Light Is On

Causes

  • Valve control circuit open
  • Short circuit in the circuit
  • Fuel cut-off valve B malfunction
  • Damage to connectors or wiring
  • Problems with the engine control unit

How to Fix

  1. Check valve control circuit integrity
  2. Inspect connectors and wiring for damage
  3. Check resistance of fuel shut-off valve B
  4. Replace faulty valve if necessary
  5. Check the operation of the engine control unit

Related codes

Error P2665 by Vehicle Brand

FAQ

What does the P2665 code mean?

P2665 is an OBD-II diagnostic trouble code that indicates: Fuel Shutoff Valve B Control Circuit/Open

What causes a P2665 error code?

The most common causes of P2665 include: Valve control circuit open; Short circuit in the circuit; Fuel cut-off valve B malfunction; Damage to connectors or wiring.

How do I fix a P2665 diagnostic trouble code?

To fix P2665: Check valve control circuit integrity. Inspect connectors and wiring for damage. Check resistance of fuel shut-off valve B. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2665?

Yes, but get it checked soon

How much does it cost to fix P2665?

The estimated repair cost for P2665 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat