audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

All Other Service Bulletins for Ignition Cable:|199302|Page 1239 > < All Other Service Bulletins for Ignition Cable:|199302|Page 1237
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Ignition Cable: Testing and Inspection

1.

Visually inspect wires and connectors. Replace any wires or connectors that show signs of arcing or are physically damaged. 

2.

Disconnect ignition wires at both ends and check resistance as follows:

Fig. 16  Ignition Cable Resistance Test

COIL WIRE

With radio
RESISTANCE:2000 +/- 800 ohms
Without radio
RESISTANCE:0 ohms

 

SPARK PLUG WIRES

With radio
RESISTANCE:6000 +/- 1400 ohms
Without radio
RESISTANCE:1000 +/- 400 ohms

 

If resistance is not within specification, check individual components.

Fig. 17  Spark Plug Connector

 

SPARK PLUG CONNECTORS

With radio
RESISTANCE:5000 +/- 1000 ohms
Without radio
RESISTANCE:1000 +/- 400 ohms

 

All Other Service Bulletins for Ignition Cable:|199302|Page 1239 > < All Other Service Bulletins for Ignition Cable:|199302|Page 1237