Technical Service
Bulletin
Subject:
DTC P2135/P0638 OR COLD ENGINE RPM
FLUCTUATION - TPS REPLACEMENT &
ECM UPDATE
Group:
FUEL SYSTEM
Number:
10-FL-010
Date:
AUGUST, 2010
FUEL SYSTEM
10-FL-010
AUGUST, 2010
MODELS:
EN VERACRUZ, CM SANTA FE,
TG AZERA, EP ENTOURAGE,
NF SONATA, BH GENESIS
DTC P2135/P0638 OR COLD ENGINE RPM
FLUCTUATION - TPS REPLACEMENT &
ECM UPDATE
NOTE:
This bulletin revises TSB 09-FL-003-2 to add the Genesis Sedan (BH)
model to the applicability list. It also provides instructions to select the
most recent available ECM Update Events #166-178 or any higher event
numbers if they become available in the future.
DESCRIPTION:
Symptom/Condition:
Some 2.7L, 3.3L or 3.8L engines in models identified in the applicability list may
experience one or more of the following conditions:
• DTC P2135: Throttle position sensors 1/2 voltage correlation
• DTC P0638: Throttle actuator control range/performance
• RPM fluctuation while engine is cold (DTC not set)
NOTE:
Should either of the above DTC occur, the vehicle would have operated in
limited power "limp home" mode and stored the following DTC in the ECM:
• DTC P1295: ETC System Malfunction - Power Management
• DTC P2106: ETC System Malfunction - Forced Limited Power
APPLICABILITY:
• 2007-2009 EN Veracruz
• 2007-2009 CM Santa Fe
• 2006-2009 TG Azera
• 2007-2008 EP Entourage
• 2006-2009 NF Sonata with 3.3L Engine only
• 2009-2010 BH Genesis Sedan
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