Engine Control Module - MS 43 Removal Precautions

Group 24
Automatic Transmission

Bulletin Number
24 10 00

Woodcliff Lake, NJ
October 2000
Service Engineering

This bulletin is also issued in Group 12 (Engine Electrical), S.I. 12 11 00, the contents of which are identical

SUBJECT
MS43 DME Removal Precautions - EGS Failure Avoidance

MODEL
All with MS43 control unit

SITUATION

The MS43 control module may stay "alive" after the key is off, due to the DM-TL test.

If the following procedure is not followed, irreparable damage to the EGS control module will occur

PROCEDURE

1. Always verify that the ignition key is in the "off" position before disconnecting the DME.

2. Allow, at least, 3 minutes to elapse, after the key was set to the "OFF" position before disconnecting the DME. This will allow for sufficient time to complete the DM-TL test.

WARRANTY INFORMATION: For information only