P3492

Cylinder 12 Deactivation/Intake Valve Control Circuit High

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$17–89 (est.)

Symptoms

Unstable engine operation
Power reduction
Increased fuel consumption
Check Engine Light Is On
Possible misfire in cylinder 12

Causes

Open or short circuit in control circuit
VVT solenoid valve malfunction
Wiring Harness Problems
Engine control unit malfunction
Mechanical problems with the intake valve

How to Fix

Check the integrity of the control circuit
Check the resistance of the solenoid valve
Inspect the wiring harness for damage
Check the operation of the VVT system
If necessary, replace faulty components

Related codes

P3490 P3491 P3493