Passat Syncro Sedan V6-2771cc 2.8L DOHC (AHA) (1999)
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Measure resistance between the two spark plug connectors of an ignition coil.
Specified value: 18 to 25 k
Vehicles with engine code ATQ
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Measure resistance between the two spark plug connectors of an ignition coil.
Specified value: 16 to 27 k
Continuation for all vehicles
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Repeat test on other two ignition coils.
If specified values are not obtained:
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Pull ignition wires off ignition coils.
Vehicles with engine code AHA
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Test resistance of ignition wires.
Specified value: 4 to 6 k
Vehicles with engine code ATQ
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Test resistance of ignition wires.
Specified value: 3 to 7 k
Continuation for all vehicles
If specified values are not obtained:
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Replace the respective spark plug connectors with the ignition wires.
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Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data.
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If specified values are obtained:
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Check secondary resistance of ignition coils.
Specified value: 8 to 14 k
If specified values are not obtained:
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Replace Ignition Coil -N152-, item 6 .
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Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data.
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Generate readiness code. See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes