P2C22

Exhaust Heat Exchanger Exhaust Bypass Valve A Position Sensor Circuit

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$28–89 (est.)

Symptoms

Check Engine Light Is On
Reduced engine power
Increased fuel consumption
Unstable engine operation at idle
Deterioration of vehicle dynamics

Causes

Valve position sensor malfunction
Open or short circuit in the sensor circuit
Wiring Harness Problems
Mechanical failure of the bypass valve
Corrosion of contacts or connectors

How to Fix

Check the integrity of the sensor circuit
Inspect connectors and contacts for corrosion
Check the functionality of the position sensor
Check the mechanical operation of the bypass valve
Replace faulty components

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