Sedona V6-3.8L (2009)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
Engine Controls - MIL ON/DTCs P0638/P2135
Model: Sorento [BL], Rondo [UN], Optima [MG], Sedona [VQ], Amanti [GH]
Group: Fuel System(14)
Number: KT2009042201
Date: Wednesday, November 11, 2009
Area: N. America
Subject
ECU Upgrade - With TP Sensor Replacement - MIL On
with DTC P2135/P0638 (Engine - 044 - Revised)
- Description
This bulletin provides information related to the ECM software and TP sensor upgrade on some Sedona (VQ), Sorento (BL) and Amanti (GH) with
Delphi EMS, Optima (MG) and Rondo (UN) with 2.7L engines which may experience a Malfunction Indicator Lamp (MIL) illuminated with the
Electronic Throttle Control (ETC) system-related DTC P2135 or P0638 or P2A00 or P2A03. Throttle body removal is not required to perform TP
sensor replacement. The vehicle must have been produced prior to 4/1/2009.
^
P2135: Throttle Position Sensor 1/2 Voltage Correlation
^
P0638: Throttle Actuator Control Range / Performance
^
P2A00 or P2A03: Oxygen Sensor Related on 2.7L engine
These vehicles may set P1295 and/or P2106 as these are Forced Limited Power and Power Management DTC's. The main symptom of this condition is
that the engine idles at a very low rate.
The ECM upgrade can improve DTC P0116 for vehicles equipped with block heater, catalyst damage related P0429, P0430 and P0300~306 (Due to
poor fuel quality), oxygen sensor related DTC on Rondo (UN) equipped with 2.7L engine.
