Avenger L4-2.0L DOHC (1995)
Engine Control Module: Customer Interest
Possible MIL ON/EGR DTC Set/High Throttle Effort
NO: 18-10-96
GROUP: Vehicle Performance
DATE: Mar. 15, 1996
SUBJECT:
EGR Monitor Fault/Idle Inconsistency/Increased Throttle Effort/Ticking Noise in Engine Compartment
MODELS:
995 (FJ) Avenger/Sebring/Talon
NOTE:
THIS BULLETIN APPLIES TO VEHICLES EQUIPPED WITH A 2.0L DOHC (NON TURBO) ENGINE BUILT BEFORE JUNE 19, 1994 MDH
(06-19-XX).
SYMPTOM/CONDITION:
1.
The Check Engine Light may be illuminated and Diagnostic Trouble Code (DTC) "EGR SYSTEM FAILURE" may be present in ambient
temperatures below 32°F.
2.
Cold start die out or below specified idle speed condition in cold ambient temperatures (20°F or lower) with diagnostic procedures leading to AIS
motor replacement.
3.
Increased effort required to move accelerator pedal from the idle position.
4.
Ticking noise (at idle) from engine compartment. Condition is most noticeable in cold ambient temperatures (below 40°F).
DIAGNOSIS:
Using the Mopar Diagnostic System (MDS) or the Diagnostic Scan Tool (DRB III) with the appropriate Power Train Diagnostic Procedure Manual,
verify all engine/transmission systems are functioning as designed. If Diagnostic Trouble Codes (DTC's) are present, record them on the repair order and
repair as necessary before proceeding further with this bulletin. If no codes, or only DTC "EGR SYSTEM FAILURE" is present and all systems are
functioning correctly, proceed with the following repair.
PARTS REQUIRED:
1
4882237
Powertrain Control Module - California (MTX)
1
4882238
Powertrain Control Module - Federal (MTX)
1
4882239
Powertrain Control Module - Fed/Cal (EATX)
1
4874833
Duty Cycle Purge Solenoid (If ticking noise is heard)
1
4275086
Authorized Modification Label
REPAIR PROCEDURE:
This repair involves replacing the powertrain control module. In addition, if the duty cycle purge solenoid was not replaced based on TSB 18-01-96 or is
not encapsulated by a rubber boot, it should also be replaced.
1.
Record all radio presets, disconnect and isolate the negative battery cable.
2.
Replace the Powertrain Control Module with the appropriate part number listed in parts required section of this bulletin.
3.
Connect the negative battery cable and set the radio presets recorded in step 1. Set the clock to the correct time.
NOTE:
THE FOLLOWING STEP IS REQUIRED BY LAW.
