Charger V8-5.7L VIN H (2007)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
Engine Controls - MIL ON/DTC's P0420/P0430 Set
NUMBER: 18-011-07
GROUP: Vehicle Performance
DATE: February 16, 2007
THE StarSCAN(R) FLASH FILES FOR THIS BULLETIN MUST BE RETRIEVED FROM THE INTERNET.
StarSCAN(R) SOFTWARE LEVEL MUST BE AT RELEASE 7.03 OR HIGHER FOR THIS BULLETIN.
SUBJECT:
FLASH: DTC P0420/P0430 Catalyst Efficiency Rationality
OVERVIEW:
This bulletin involves verifying operation of related mechanical items and selectively erasing and reprogramming the Powertrain Control Module
(PCM).
MODELS:
2007
(LX)
300/Magnum/Charger
NOTE:
This bulletin applies to LX models equipped with a 5.7L gasoline engine (Sales Code EZB).
SYMPTOM/CONDITION:
Some vehicle operator may experience MIL illumination.
The technician may find the following DTC's:
^
P0420 and/or P0430 - CATALYST EFFICIENCY (BANK 1 OR 2)
DIAGNOSIS:
Using a Scan Tool (StarSCAN(R)) with the appropriate Diagnostic Procedures available in TechCONNECT, verify all engine systems are functioning as
designed. If DTC's are present record them on the repair order and repair as necessary before proceeding further with this bulletin.
Perform Diagnostic Procedures available in TechCONNECT to verify related mechanical items are working as designed:
^
EXHAUST SYSTEM LEAK
^
CATALYTIC CONVERTER
^
ENGINE MECHANICAL CONDITION
^
AGING OR CONTAMINATED 02 SENSOR
If any system is found to be causing the DTC's repair the system before proceeding. If all systems are operating as designed perform the Repair
Procedure.
PARTS REQUIRED: