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 MANUALSVOLKSWAGEN2002JETTA GLS SEDAN (9M2) L4-2.0L (AVH)REPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLANTILOCK BRAKES / TRACTION CONTROL SYSTEMSTESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICSABS ITT MARK 20 IETEST TABLES
2002 Volkswagen Jetta GLS Sedan (9M2) L4-2.0L (AVH)
Test Tables
2002 Volkswagen Jetta GLS Sedan (9M2) L4-2.0L (AVH)SECTION Test Tables
Test table
Notes on test table
^ The socket designations of adapter V.A.G 1598/21 are identical to the control module -J104 contact designations in wiring diagram.
^ If the readings obtained deviate from the specifications, carry out repair measure in the right-hand part of the table.
Electrical Wiring Diagrams, Troubleshooting & Component Locations binder
^ Continuity checks with adapter set V.A.G 1594 A (bridging).
^ If the measured figures only deviate slightly from the specifications, clean sockets and connectors of the testers and adapter cables (with contact spray G 000 700 04) and repeat check. Before replacing components, check wiring and connections and also, particularly for specifications of less than 10 ohms, repeat resistance check on the component.
Test steps 1 and 2
Test steps 3 and 4
Test step 5
Test step 6
Test step 7
Test step 8
Test steps 9 and 10
Test step 11 and 12
Test step 13
Test step 14
1) Diagnostic connection contact assignment.
Test step 15
1) Diagnostic connection contact assignment.
Test step 16
Test step 17
Test step 18
Test step 19
Test step 20
Test step 21
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.