600 L4-135 2.2L SOHC Turbo (1985)
Powertrain Control Module: Customer Interest
ECM - No Start or Hard Start
Models
1985 Vehicles Equipped With 2.2L Turbocharged Engine - All Emission Packages & 2.2L EFI Engines With Federal Emission Package
Subject
No Start or Hard Start
Index
DRIVEABILITY
Date
December 9, 1985
No.
18-44-85
P-4545-C
SYMPTOM/CONDITION
A "no start" or "hard start" condition may occur in low ambient temperatures (32~ F or lower) while at altitudes of 5000 feet or higher.
DIAGNOSIS
To be sure all systems are operating as designed, use the appropriate
Driveability Test Procedure. If no problems are found, install the appropriate logic module listed below.
PARTS REQUIRED
1
Authorized Modification Label
PN 4275086
REPAIR PROCEDURE
The following logic modules have a revised start fuel schedule incorporated to lean out fuel delivery based on barometric pressure:
Logic Module No.
1985 2.2L EFI Manual - Federal Emissions
5227238
1985 2.2L EFI Automatic - Federal Emissions
5227241
1985 2.2L Turbo Manual - All Emissions
5227243
1985 2.2L Turbo Automatic - All Emissions
5227245
