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Guided Fault Finding Function test

Supply voltage to ABS control unit

Test conditions Test conditions

  • -

    Fuse S20 OK

VOLKSWAGEN Passat 1997 > 1997 Saloon ADR 1.8l Motronic / 92 kW

Yes

No

V.A.G 1598

Are the conditions fulfilled?

Guided Fault Finding Function test

Supply voltage to ABS control unit

VOLKSWAGEN Passat 1997 > 1997 Saloon ADR 1.8l Motronic / 92 kW

V.A.G 1598/27

N01-0116

Check power supply The power supply will now be checked

Done

  • -

    Switch off the ignition.

  • -

    Disconnect the plug of the ABS control unit -J104-. The control unit is located on the hydraulics unit on the left in the engine compartment.

  • -

    Connect the V.A.G. 1598 test box to the wiring harness using the V.A.G. 1598/27 adapter.

  • -

    Switch on the ignition.

Measunging equipment

Guided Fault Finding Function test

Supply voltage to ABS control unit

VOLKSWAGEN Passat 1997 > 1997 Saloon ADR 1,8l Motronic / 92 kW

Testbox V.A.G 1598/27: Measuring equipment

Test Instruments

Vehicle Self-Diagnosis

Go to

Print

Help

Guided Fault Finding Function test

Supply voltage to ABS control unit

Check power supply

VOLKSWAGEN Passat 1997 > 1997 Saloon ADR 1.8l Motronic / 92 kW

Done

V.A.G 1598

Print function Screen Diagnosis log Document

URD cable (+) to test box socket 15 COM cable (-) to test box socket 19 Check power supply!

Test Instruments

Vehicle Self-Diagnosis

Go to

Print

Help

Guided Fault Finding Function test

Supply voltage to ABS control unit

VOLKSWAGEN Passat 1997 > 1997 Saloon ADR 1.8l Motronic / 92 kW

Test Instrument

Check power supply Voltage measurement

URD cable (+) to test box socket 15 COM cable (-) to test box socket 19 Check power supply! Target value OK: 10 ... 15 V

  • -

    20.00

10.00

15.00

20.00

Guided Fault Finding Function test

Supply voltage to ABS control unit

VOLKSWAGEN Passat 1997 > 1997 Saloon ADR 1.8l Motronic / 92 kW

Check power supply

There is no voltage on the control unit. Electrical measurements will now be made on the wiring.

  • -

    Switch off the ignition!

Done

0.00 V

Test Instruments

Vehicle Self-Diagnosis

Go to

Print

Test Instruments

Vehicle Self-Diagnosis

Go to

Print

Help

Following termination of the fault finding, you can print a report of the test steps using the func- tion "Print/diagnosis log".

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