Testing Instructions and Requirements

Automatic Transmission 096 - Electrical Testing

Testing equipment

^ VAG 1598, Test box
^ VAG 1598/9, adaptor
^ Fluke 83, multi-meter

Testing

^ Perform only those recommended test steps from the Diagnostic Trouble Code charts

Requirements

^ battery voltage OK
^ fuse 14 and 21 OK
^ ground connections on transmission and at left of relay plate OK
^ switch OFF ignition for all test steps
^ ECM ground connections OK
^ disconnect multi-point connections from transmission ECM
^ voltage test - connect adaptor VAG 1598/9 to ECM
^ resistance test - disconnect adaptor VAG 1598/9 from ECM

CAUTION!

^ Switch multi-meter to appropriate range before connecting.

Note: The sockets on the Test box VAG 1598 are identical with the pin designations on the ECM (J217).