Talon FWD L4-1997cc 2.0L DOHC Turbo (1995)
PROM - Programmable Read Only Memory: Customer Interest
PCM - Ticking Noise/EGR DTC/Hard Throttle
NO: 18-02-96
GROUP: Vehicle Performance
DATE: Jan 19, 1996
SUBJECT: Ticking Noise in Engine Compartment/EGR Monitor Fault/Increased Throttle Effort
MODELS: 1995 (FJ) Avenger/Sebring/Talon
NOTE:
This bulletin applies to vehicles equipped with a 2.0l DOHC (Non Turbo) engine built after June 19, 1994 MDH (06-19-XX).
SYMPTOM/CONDITION:
1.
Ticking noise (at idle) from engine compartment. Condition is most noticeable in cold ambient temperatures (below 40°F).
2.
The Check Engine Light may be illuminated and Diagnostic Trouble Code (DTC) "EGR SYSTEM FAILURE" may be present in ambient
temperatures below 32°F.
3.
Increased effort required to move accelerator pedal from the idle position.
DIAGNOSIS:
Using the Mopar Diagnostic System (MDS) or the Scan Tool (DRB III) with the appropriate Diagnostic Procedure Manual, verify all
engine/transmission systems are functioning as designed. If Diagnostic Trouble Codes (DTC's) other than the those listed are present, record them on the
repair order and repair as necessary before proceeding further with this bulletin.
Symptom 1
1.
Start vehicle and warm engine. Verify ticking noise in right front corner of engine compartment with engine at idle. Use the DRB III to selectively
turn the duty cycle purge solenoid off. Select engine diagnostics/system test/purge vapor test/block. If the noise disappears, proceed with the flash
programming and solenoid replacement repair.
Symptom 2
2.
If no codes or only DTC "EGR SYSTEM FAILURE" is present and all systems are functioning correctly, proceed with the flash programming
repair.
Symptom 3
3.
If no codes are present and all systems are functioning correctly, proceed with the flash programming repair.
EQUIPMENT1PARTS REQUIRED:
All Symptoms (Flash Programming)
1
CH6000
Scan Tool (DRB III)
1
CH7035
General Purpose Interface Bus Cable (GPIB)
1
CH7010
J1962/MMC Cable
1
4669020
Label - Authorized Software Update
1
4275086
Label - Authorized Modification
Symptom 1
1
4874833
Duty Cycle Purge Solenoid
NOTE:
The Mopar Diagnostic System may be required to perform part of the repair and the system must be operating with release 17 or higher and TIL CD
release 1093 or higher must be installed.
REPAIR PROCEDURE:
