Golf GTI L4-2.0L (ABA) (1997)
Evaluating Display Group 002
Checking Voltage Supply Terminal 30
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Switch ignition off.
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Connect VAG 1598/18 Test Box To ECM Wiring Harness.
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Connect multimeter using test leads from VW 1594 to measure voltage at sockets 1 and 54:
Specification: 12-14.5 volts
If the specification is not attained:
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Check wiring according to wiring diagram.
Checking Voltage Supply Terminal 15
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Switch ignition off.
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Connect VAG 1598/18 test box to ECM wiring harness.
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Switch ignition on.
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Connect multimeter using test leads from VW 1594 to measure voltage at sockets 1 and 23:
Specification: 12-14.5 volts
If the specification is not attained:
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Check wiring according to wiring diagram.
Engine Operation, Control Module Checking
Special Tools, Testers And Auxiliary Items
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VAG 1551/1552 Scan Tool With VAG 1551/3 Adapter Cable.