Readiness code, reading

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2005 Volkswagen GTI, 2004 Volkswagen R32, 2004 Volkswagen Jetta, 2004 Volkswagen GTI, and 2003 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Requirement

There must not be any DTCs stored in DTC memory. Refer to Diagnostic mode 3: Check DTC Memory

Work procedure

Connect diagnostic tester. Refer to Diagnostic tester, connecting
Start engine and let run at idle.
Under address word 33, select "Diagnostic mode 1: Check 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 not available/always "0"
	0							Oxygen sensor heater OK
		0						Oxygen sensors OK
			0					A/C system OK not available/always "0"
				0				Secondary Air Injection (AIR) system OK
					0			EVAP canister system (tank ventilation system) OK
						0		Catalytic converter heater OK not available/always "0"
							0	Catalytic converter OK

If a 1 is displayed instead of a 0 in the 8-digit number block:

Generate readiness code. Refer to Readiness code, generating