Colt L4-1597cc 1.6L SOHC Turbo (1984)
Powertrain Control Module: Technical Service Bulletins
PCM- Cold Drive Sag
Models
1984 Colt & Colt Vista
Subject
Cold Drive Sag
Index
DRIVEABILITY
Date
May 28, 1985
No..
18-24-85
SYMPTOM/CONDITION
A cold sag condition may exist in some Colt or Colt Vista models with either manual or automatic transmissions.
DIAGNOSIS/REPAIR
Before proceeding with any driveablity repair, be sure that all components and systems are operating properly, and are set to specifications. A thorough
visual inspection of all vacuum hoses and connectors, as well as wiring and connectors, must also be made to verify proper operation.
Should the vehicle still exhibit a cold sag after verifying the proper operation of all other vehicle systems, a new electronic control unit must be installed.
PARTS REQUIRED (see attached)
REPAIR PROCEDURE
Refer to the appropriate service manual for specific replacement procedures.
POLICY:
Reimbursable within the provisions of the warranty
TTME ALLOWANCE:
Refer to Labor Operation Time Schedule for operation and time
PARTS REQUIRED
Model
Engine
Transmission
Emissions
Build Date
Part No.
Colt Vista
2.0L
Manual
Federal
Up to 12/83
MD098332
2.0L
Automatic
Federal
Up to 12/83
MD098334
2.0L
Manual
California
Up to 12/83
MD098333
2.0L
Automatic
California
Up to 12/83
MD098335
Colt
1.4L
Manual
Federal
Up to 12/83
MD098336
1.4L
Manual
California
Up to 12/83
MD098337
1.6L
Manual
Federal/
All
MD096682
Turbo
California