Read readiness code: Procedure
- Connect diagnostic tester. See CONNECT DIAGNOSTIC TESTER .
- Start engine and let run at idle.
- Under address word 33, select "Diagnostic mode 1: Checking measured values."
- Select desired measuring value "PID 01".
- Observe the right 8-digit number block:
If all diagnoses have run through successfully, the 8-digit number block
Specified value: 00000000
must be displayed.
Evaluation PID 01: System Status-Information (Right 8-Digit Number Block:)
| Meaning if display position = 0 | ||||||||
|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Diagnostic function |
| 0 | Exhaust gas recirculation OK :
|
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| 0 | Oxygen sensor heater OK | |||||||
| 0 | Oxygen sensors OK | |||||||
| 0 | A/C system OK :
|
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| 0 | Secondary Air Injection (AIR) system OK | |||||||
| 0 | EVAP canister system (tank ventilation system) OK | |||||||
| 0 | Catalytic converter heater OK :
|
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| 0 | Catalytic converter OK | |||||||
If a 1 is displayed instead of a 0 in the 8-digit number block:
- Generate readiness code. See READINESS CODE, GENERATING .