Output Diagnostic Test Mode (DTM), activating: Notes
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 Volkswagen Jetta, 2002 Volkswagen GTI, 2001 Volkswagen Jetta, 2001 Volkswagen GTI, and 2000 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
The output Diagnostic Test Mode (DTM) activates the following components in the stated sequence:
1 - Evaporative Emissions (EVAP) canister purge regulator valve N80
2 - Secondary Air Injection (AIR) solenoid valve N112
3 - Secondary Air Injection (AIR) pump relay J299
4 - Intake Manifold change-over valve N156
5 - Leak Detection Pump (LDP) V144
Special tools, testers and auxiliary items required
- Scan Tool (ST) VAG 1551 or mobile scan tool VAG 1552 with adapter cable VAG 1551/3
- Test box VAG 1598/31
- Multimeter (Fluke 83 or equivalent)
- Voltage tester VAG 1527B
- Adapter set VW 1594
- Wiring diagram