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Hyundai Santa Fe FWD V6-2.7L (2007)05 · Powertrain Management
05 · Diagnostics

Engine Controls - MIL ON/DTC's P2135/P0638 (Engine Control Module)

Make
Hyundai
Model
Santa Fe FWD
Engine
V6-2.7L
Year
2007
Section
Aug › 10 › Engine Controls - MIL ON/DTC's P2135/P0638
Powertrain ManagementEngine Controls - MIL ON/DTC's P2135/P0638 · page 1 of 16
Engine Controls - MIL ON/DTC's P2135/P0638 (Engine Control Module) – Hyundai Santa Fe FWD V6-2.7L (2007)

Engine Control Module: Customer Interest
Engine Controls - MIL ON/DTC's P2135/P0638

Group: FUEL SYSTEM

Number: 10-FL-010

Date: AUGUST 2010

Model: EN VERACRUZ, CM SANTA FE, 

TG AZERA, EP ENTOURAGE, 
NF SONATA, BH GENESIS

Subject
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 112 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 IG Azera

^

2007-2008 EP Entourage

^

2006-2009 NF Sonata with 3.3L Engine only

^

2009-2010 BH Genesis Sedan

REPAIR ACTION:

^

Replace the Throttle Position Sensor (TPS)

^

Perform the ECM software update.

NOTE:

Always perform a GDS ECM Update by Automatic Mode first as it performs error checking to ensure the correct data is flashed into the vehicle.
Always select the latest available ECM Update event data at time of your update.

NOTE:

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The same page in: Santa Fe AWD V6-2.7L (2007), Santa Fe AWD V6-2.7L (2007), Santa Fe AWD V6-2.7L (2007), Santa Fe AWD V6-2.7L (2007), Santa Fe AWD V6-3.3L (2009), Santa Fe AWD V6-3.3L (2009), Santa Fe AWD V6-3.3L (2009), Santa Fe AWD V6-3.3L (2009), Santa Fe FWD V6-2.7L (2007), Santa Fe FWD V6-2.7L (2007), Santa Fe FWD V6-2.7L (2007), Santa Fe FWD V6-3.3L (2009).

Parts & tools for this job For 2007 Hyundai Santa Fe 2.7L

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