Grand Vitara 2WD V6-2.7L (2006)
PROM - Programmable Read Only Memory: Customer Interest
Engine Controls - Hard High Altitude/Cold Start
Section: Engine
TSB No. TS 15 12025R
Division: Automotive
Category: Technical
SUBJECT: ECM REPROGRAMMING FOR POOR COLD START
MODEL(S): VITARA V6 (SQ625L), GRAND VITARA (SQ625W)
YEAR: 2003~2005
REVISION: A reprogramming process error may occur. Please see the added "NOTE 2:" in step 5 below.
CONDITION: In cold and / or high altitude conditions the engine will crank but will not immediately start and runs rough once started.
CAUSE: ECM Software Logic
CORRECTION: Engine start up can be improved by reprogramming the ECM. Follow the reprogramming procedure described below.
REQUIRED TOOLS AND SOFTWARE
WARRANTY INFORMATION
Reprogramming Procedure:
1. Log onto the SCAT system and access the Suzuki Pitstop.
2. Download and review the Suzuki Pass-Thru Reprogramming Tool Operator's Manual. This must be read and understood COMPLETELY before
attempting to reprogram the ECM.
3. Following the procedure outlined in the Suzuki Pass-Thru Reprogramming Tool Operator's Manual, download and install the Pass-Thru
Reprogramming Software "3_SOFTWARE.EXE" if it is not already installed.
4. Download and unzip Suzuki Pass-Thru Reprogramming Data Base "4_DATABASE1.EXE" onto your PC. Follow the procedure in Section 3.2 of the