Engine Controls - SES Lamp ON/DTC P0741/Harsh Shifts
TSB SB05-05-S002Service Engine Soon (SES) Light ON, Diagnostic Trouble Code (DTC) P0741, Harsh Shift, Cruise Control Inoperative
Light Duty ASCENDER 2004 Bulletin TRANSMISSION 03/01/05
Light Duty ASCENDER 2005 Bulletin TRANSMISSION 03/01/05
ISSUE DATE: MARCH 2005
Affected Vehicles
2004-2005 Isuzu Ascender (UT) with 4.2L engine (VIN S) and 4L60-E
Built Prior to Dates shown.
Service Information
Condition:
Some customers may comment on a harsh shift, inoperative cruise control, or an SES light on. Diagnosis with a scan tool may show a DTC P0741 stored.
Correction:
Reprogram the Powertrain Control Module (PCM) with a new service calibration released with ITCS CD version 34 or newer. Refer to Service Programming System (SPS) in the Service Manual. As always, make sure your TECH2(R) is updated with the latest software version.
Warranty Claim Information
Use the labor operation table.
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