Forenza L4-2.0L (2004)
Idle Speed: By Symptom
Technical Service Bulletin # TS03
Date: 050929
Engine Controls - High/Rough Engine Idle/Stalling
Section Title: Engine
TSB No. TS 03 09295R
Division: Automotive
Category: Technical
SUBJECT:
ECM REPROGRAMMING FOR HIGH IDLE, ROUGH IDLE/STALL
MODEL(S):
FORENZA SEDAN/WAGON, RENO (RQ420)
YEAR:
2004-2005
REVISION:
Warranty Claim Information has been changed.
CONDITION:
During cold engine operation, vehicles with manual transmission may exhibit a high idle (2000 + r.p.m.) for up to ten seconds when coming to a stop
with the clutch released.
During cold engine operation, vehicles with automatic transmission may exhibit a rough idle/stall in neutral/park in the first ten seconds of engine
operation or in gear if a shift occurs quicker than 15 seconds after starting.
CAUSE:
ECM Software Logic
CORRECTION:
Engine idle can be improved by reprogramming the ECM. Follow the reprogramming procedure described below.
REQUIRED TOOLS AND SOFTWARE
WARRANTY CLAIM INFORMATION
Reprogramming Procedure:
1.
Log onto the SCAT system and access the Suzuki Pitstop. Click on "OBD/OBDII DIAGNOSTICS"
