TL V6-3.5L (2007)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
Engine Controls - MIL ON/DTC's P0171/P0174 Set
08-043
October 3, 2008
Applies To:
2007-08 TL Type-S - ALL
MIL Comes On With DTC P0171 or P0174
SYMPTOM
The MIL is on with DIG P0171 (rear bank [bank 1] fuel system too lean) or DIG P0174 (front bank [bank 2] fuel system too lean).
PROBABLE CAUSE
The PCM misinterprets inputs as a lean condition.
CORRECTIVE ACTION
Update the PGM-FI software with the HDS.
SOFTWARE INFORMATION
HDS Software Version: 2.015.018 Sept 2008 (blue) or later.
Control Module (CM) Update:
Application Version V6.13.09 or later.
Database Update 01-SEPT-2008 or later.
NOTE:
If you use an earlier HDS software version, the HDS may incorrectly indicate that the vehicle does not need an update when it actually does.
The updated PGM-FI software program IDs and P/Ns are shown. 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.
Operation Number:
125517
Flat Rate Time:
0.3 hour
Failed Part:
P/N 37820-RDB-A11
Defect Code:
03217
Symptom Code:
03203
Template ID:
08-043A
Skill Level:
Repair Technician