Test-ID 01: Catalytic converter monitoring

Test requirements 

• There must not be any DTCs stored in DTC memory. Refer to Diagnostic mode 3: Check DTC Memory 
• Coolant temperature must be at least 80 ° C. Refer to Diagnostic mode 1: Check measured values 

Work procedure 

• Read readiness code. Refer to Readiness code, reading 
• Let engine run at idle.
• Under address word 33, select "Diagnostic mode 6: Check test results of components that are not continuously monitored".
• Select "Test-ID 01: Catalytic converter monitoring".

• Check specified values at idle.

Evaluation test-ID 01: Catalytic converter monitoring 

Catalytic converter monitoring				Specified value:
Aging value				min.		max.
Bank 1
Engine code AFP				---		0.359
Engine code BDF				---		0.449
Engine code BJS				---		0.400
Bank 21)
Engine code BJS				---		0.400

1) Only for vehicles with engine code BJS

Catalytic converter monitoring				Specified value:
Aging value, short test				min.		max.
Bank 1
Engine code AFP				---		0.500
Engine code BDF				---		0.500
Engine code BJS				---		0.300
Bank 21)
Engine code BJS				---		0.300

1) Only for vehicles with engine code BJS

• End diagnosis and switch ignition off.

If the specified values are exceeded:

Vehicles with engine codes AFP and BDF 

• Replace the front exhaust pipe with catalytic converter:

• Vehicles with engine code AFP. Refer to Exhaust manifold, front exhaust pipe with Three Way Catalytic Converter (TWC) and attachments (vehicles with engine code AFP) , item 10
• Vehicles with engine code BDF. Refer to Exhaust manifold, front exhaust pipe with Three Way Catalytic Converter (TWC) and attachments (vehicles with engine code BDF) , item 14

Vehicles with engine code BJS 

• Replace double catalytic converter. Refer to Exhaust manifold, front exhaust pipe with double catalytic converter and attachments (vehicles with engine code BJS) , item 11

Continuation for all vehicles 

• Erase DTC memory of Engine Control Module (ECM). Refer to Diagnostic mode 4: Reset/erase diagnostic data 
• Generate readiness code. Refer to Readiness code, generating