Dynasty L4-153 2.5L SOHC VIN K TBI (1992)
Exhaust Manifold Gasket: All Technical Service Bulletins
Intake Manifold - Driveability Concerns
NO.:
18-13-92 Rev. A
GROUP:
Driveability
DATE:
Sep.21, 1992
SUBJECT:
Long Crank Time/Rough Idle/Tip-In Sag Or Hesitation When Cold
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 18-13-92 WHICH SHOULD BE REMOVED FROM YOUR FILES. ALL
REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS*.
NOTE:
THIS BULLETIN APPLIES TO VEHICLES EQUIPPED WITH A 2.2L OR 2.5L TBI ENGINE.
MODELS:
1992
(AA) Acclaim/Spirit
(AC) Dynasty
(AG) Daytona
(AJ) Lebaron Coupe/Lebaron Convertible
(AP) Sundance/Shadow/Shadow Convertible
(AS) Caravan/Caravan CV/Voyager
SYMPTOM/CONDITION:
In cold ambient temperatures (below 35~F or 2~C), vehicles equipped with 4 cylinder TBI engines may exhibit one or more of the following conditions
during initial start up:
-
long crank times
-
rough idle (for 2-3 minutes after starting vehicle)
-
slight sag or hesitation on tip in from idle (for 2-3 minutes after starting vehicle)
These symptoms may be caused by poor fuel distribution within the intake manifold, when the engine is cold.
DIAGNOSIS:
