P200E

Catalyst System Over Temperature Bank 1

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$167–556 (est.)

Symptoms

Check Engine light comes on
Reduced engine power
Increased fuel consumption
Unusual odors from the exhaust system
Metallic clanging from under the car

Causes

Faulty spark plugs or coils
Misfire in cylinders
Rich fuel mixture
Clogged or damaged catalyst
Problems with oxygen sensors

How to Fix

Check the condition of the spark plugs and coils
Diagnose the ignition system for misfires
Check the operation of oxygen sensors
Diagnose the catalytic converter
If necessary, replace the catalyst

Related codes

P0420 P0430 P2096