OBD Guide

P3462

Cylinder 8 Exhaust Valve Control Circuit Performance

P3462 is an OBD-II diagnostic trouble code meaning: Cylinder 8 Exhaust Valve Control Circuit Performance. Common causes: exhaust valve control solenoid valve malfunction, open or short circuit in control circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Unstable engine operation
  • Power reduction
  • Increased fuel consumption
  • Check Engine Light Illuminates
  • Possible misfire in cylinder 8

Causes

  • Exhaust valve control solenoid valve malfunction
  • Open or short circuit in control circuit
  • Wiring Harness Problems
  • Mechanical failure of exhaust valve
  • Problems with the engine control unit

How to Fix

  1. Check the condition of the control solenoid valve
  2. Check the integrity of the control circuit
  3. Inspect the wiring harness for damage
  4. Check the mechanical condition of the exhaust valve
  5. If necessary, replace faulty components

Related codes

Error P3462 by Vehicle Brand

FAQ

What does the P3462 code mean?

P3462 is an OBD-II diagnostic trouble code that indicates: Cylinder 8 Exhaust Valve Control Circuit Performance

What causes a P3462 error code?

The most common causes of P3462 include: Exhaust valve control solenoid valve malfunction; Open or short circuit in control circuit; Wiring Harness Problems; Mechanical failure of exhaust valve.

How do I fix a P3462 diagnostic trouble code?

To fix P3462: Check the condition of the control solenoid valve. Check the integrity of the control circuit. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P3462?

Yes, but get it checked soon

How much does it cost to fix P3462?

The estimated repair cost for P3462 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat