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Diagnostic Manual, Chassis and Drivetrain,
Volume 1

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LOCATION:    2.2 Electronic Automatic Transmission Control (ETC)   >   22 Electrical Test Program - Preparation for Test


Electrical Test Program - Preparation for Test

Preliminary work:
Diagnosis - Diagnostic Trouble Code (DTC) Memory 12

1. Ignition: OFF
2. Disconnect TCM (N15/1). Connect socket box (126-pole) with contact module 3 and contact box according to connection diagram.

Wiring Diagrams:
Electrical Troubleshooting Manual, Model 129, Volume 1, group 00 and 27,
Electrical Troubleshooting Manual, Model 140, Volume 1 and 2,
Group 00 and 27.

Equipment

Digital multimeter 1) Fluke models 23, 83, 85, 87, 88
1) Available through the MBUSA Standard Equipment Program.