RL V6-3.7L (2009)
PROM - Programmable Read Only Memory: Customer Interest
Engine Controls - MIL ON/DTC's P0455/P0456 Set
09-021
October 9, 2009
Applies To:
2009 RL - From VIN JH4KB2...9C000001 thru JH4KB2...9C001939
2009 RL: MIL Comes On With DTC P0455 or P0456
(Supersedes 09-021, dated June 4, 2009, to revise the information marked by asterisks)
*REVISION SUMMARY
Under REPAIR PROCEDURE, a note was added in step 1, instructing you to refer to S/B 09-009 before updating the PCM on certain 2009 RLs with
Tech Package.*
SYMPTOM
The MIL comes on with DTC P0455 (evaporative emission [EVAP] system large leak detected) or P0456 (evaporative emissions [EVAP] system very
small leak detected).
PROBABLE CAUSE
The PGM-FI software does not turn on the TIGHTEN FUEL CAP message on the MID (multi-information display), even if the fuel fill cap is not fully
tightened.
CORRECTIVE ACTION
Update the PGM-FI software with the HDS, then check the EVAP system by doing an EVAP function test with the HDS.
SOFTWARE INFORMATION
HDS Software Version:
2.018.007
(May 2009) (black) or later.
Control Module (CM) Update:
Application Version V6.1 7.03 or later.
Database Update 20-APR-2009 or later.
NOTE:
To avoid an incorrect repair that would not be covered under warranty, use the software version listed above or a later version.
The updated PGM-FI software program ID and P/N is shown below. If this, or a later program ID, is the current Program ID displayed during the update,
the software for this service bulletin is already installed.
WARRANTY CLAIM INFORMATION
In warranty:
The normal warranty applies.
Failed Part:
P/N 37820-RKG-A54
