Operation CHARM
: Car repair manuals for everyone.
Home
>>
Volkswagen
>>
1991
>>
Passat L4-1984cc 2.0L DOHC
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Relays and Modules - Powertrain Management
>>
Relays and Modules - Computers and Control Systems
>>
Engine Control Module
>>
Technical Service Bulletins
Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the logical successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la
Engine Control Module: Technical Service Bulletins
Expand All (for easy ctrl-f)
Collapse All
Customer Interest
CIS E Motronic ECU - Update
ECM - Inoperative Due to Improper Battery Charging
A/T - Harsh Engagement Into Drive
All Technical Service Bulletins
CIS E Motronic ECU - Update
ECM - Inoperative Due to Improper Battery Charging
A/T - Harsh Engagement Into Drive
OBD - Basic Setting After Disconnecting Battery
CIS E, A/T Control Module - Revised