TSB SB06-12-S005 Air Conditioning Not Cold, Malfunction Indicator Lamp On, DTC P0116 Set
Air Conditioning Not Cold, Malfunction Indicator Lamp On, DTC P0116 Set
ISSUE DATE: DECEMBER 2006
Some customers may comment that the Air Conditioning (A/C) does not get cold enough. Others may comment that the Malfunction Indicator Lamp (MIL) is on. Technicians may find that Diagnostic Trouble Code (DTC) P0116 (Engine Coolant Temperature Sensor Performance) has been set in the Powertrain Control Module (PCM).
Technicians are to reprogram the PCM in vehicles built prior to the following VIN breakpoint:
|Vehicle||Engine||VIN of First Vehicle Built
With Updated PCM
|Ascender||4.2L (VIN S)||72133238|
The updated PCM calibration is available on TIS Version 29.0. The new calibration is entitled “New software with diagnostic enhancements for DTC P0483”. As always, make sure your Tech 2 is updated with the latest software version. Refer to the Engine and Powertrain Control Module Programming and Setup procedures in the Service Manual for further information.
Isuzu Motors America, Inc. is pleased to offer J2534 compliant reprogramming software available on CD for 1996 to current Isuzu vehicles. Revolutionizing the automotive industry with the J2534 standard enables independent automotive repair facilities to reprogram emission related electronic control modules on a variety of Isuzu vehicles with a single pass-thru device, starting with the 1996 model year.
Isuzu Motors America, Inc. has tested and validated the following J2534 interface devices to ensure they work safely and efficiently with our software: Drew Technologies (CarDAQ-Plus), Actia(PassThru+XS), and Blue Streak Electronics (i flash). Isuzu Motors America, Inc. recommends only using validated interface devices. Additionally, always check with the J2534 device manufacturer for the most current firmware versions before attempting any reprogramming. The following are needed to perform SAE J2534 compliant programming:
- Note: Reprogramming should only be performed according to Isuzu Service Bulletin specifications.
- A PC operating within the minimal specifications set forth below:
- Windows 2000 or Windows XP operating system
- One free COM Port
- One free USB Port
- Intel 2.4 GHz or greater
- 256 MB RAM
- 2 GB of hard drive space
- 16X DVD ROM
NOTE: Failure to use a PC with the above mentioned hardware or software (or better) may cause a failure when installing or operating the J2534 Reprogramming software.
- A third-party Pass-thru device capable of supporting J2534 API 4.04. This device and the necessary cabling must be purchased separately.
1. Which models and model years of vehicles can be reprogrammed?
|Model||Year Range||System||System Description/Name|
|Trooper; VehiCROSS; Rodeo; Axiom; i-270/i-290/i-350/i-370; Ascender||96-08||PCM/ECM||Powertrain Control Module|
|i-270/i-290/i-350/i-370; Ascender||03-08||BCM/ TBCM||Truck Body Control Module|
|i-270/i-290/i-350/i-370; Ascender||03-08||V.T.D||Vehicle Theft Deterrent Learn|
|i-270/i-290/i-350/i-370; Ascender||03-08||GBCM||Generator Battery Control Module|
|Ascender||03-08||LGM||Lift Gate Module|
|Ascender||03-08||ATC||Automatic Transfer Case|
|Ascender||03-08||DDM||Drivers Door Module|
|Ascender||03-08||IPC||Instrument Panel Cluster|
|Ascender||03-08||PDM||Passengers Door Module|
|Ascender||03-08||DSM||Drivers Seat Module|
|Ascender||03-08||FHVAC||Heating Ventilation and Air Conditioning CJ2|
|Rodeo; Axiom; i-270/i-290/i-350/i-370; Ascender||03-08||TCM||Transmission Control Module|
|Ascender||06-08||VSES||Vehicle Stability Enhancement System|
|Ascender||03-06||VCIM||Vehicle Communication Interface Module|
1. How does a technician determine whether a reprogramming event is needed for a particular vehicle?
Data needed is available to subscribers at www.IsuzuSource.com. From the menu, select Service Information / Isuzu ESI. Enter the model and model year to review Service Bulletins, Campaign Bulletins, and Calibrations.