Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSVOLKSWAGEN2002GOLF GLS, 2.0 K, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 95 (1.8L - FUEL INJECTION & IGNITION, ENGINE CODE(S): AWD)01 ON BOARD DIAGNOSTIC (OBD)READINESS CODEREADINESS CODE, CHECKING

2002 Volkswagen Golf GLS, 2.0 K, Standard

Readiness code, checking

2002 Volkswagen Golf GLS, 2.0 K, StandardSECTION Readiness code, checking

WARNING: This page is about a different car, the 2001 Volkswagen Jetta, 2001 Volkswagen Golf, 2000 Volkswagen Jetta, 2000 Volkswagen Golf, and 2000 Volkswagen GTI. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and equipment

VAG1551 Scan Tool (or VAG1552) with VAG1551/3 cable

Work procedure

Connect VAG 1551 scan tool (VAG1552). Switch ignition on and select Engine Control Module (ECM) using address word 01 (connecting scan tool and selecting ECM. Refer to VAG1551 Scan Tool (ST), connecting and selecting "Engine Electronics" address word 01 ).

Rapid data transfer HELP
Select function XX

Indicated on display

Press buttons -1- and -5- to select "Readiness code" function 15. Press -Q- button to confirm input.

After all diagnostics have been successfully completed, display reads:

Readiness code
00000000 - Test complete

Indicated on display

Press → button.
Press buttons -0- and -6- to select "End data transfer" function 06. Press -Q- button to confirm input.

Readiness code
00101101 - Test not complete

If indicated on display:

One of the diagnostic tests was not completed successfully:

Press → button.
Generate readiness code. Refer to Readiness code, generating

Explanation of 8-digit readiness code

Readiness code is not generated unless all indicated positions display a 0
1	2	3	4	5	6	7	8	Diagnostic function
							0	Catalytic converter
						0		Catalytic converter heating (no diagnostic yet, always "0")
					0			EVAP canister system (tank ventilation system) and leak detection system
				0				Secondary Air Injection (AIR) system
			0					A/C system (no diagnostic yet, always "0")
		0						Oxygen sensors
	0							Oxygen sensor heating
0								EGR recirculation (not available, always "0")

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.