Explorer 4WD V6-4.0L (2009)
Throttle Position Sensor: Customer Interest
A/C, Engine Controls - MIL ON/DTC P2135 Set
TSB 09-22-4
11/16/09
DTC P2135 - BUILT BETWEEN 5/1/2009 AND 7/21/2009
FORD:
2009-2010 Explorer
MERCURY:
2009-2010 Mountaineer
ISSUE
Some 2009-2010 Explorer and Mountaineer vehicles built between 5/1/2009 and 7/21/2009 and equipped with 4.0L engine and auxiliary climate control
may have a malfunction indicator lamp (MIL) on with a diagnostic trouble code (DIC) P2135 due to incorrect orientation of the heater hose. The vehicle
may also exhibit a reduction in power or hesitation.
ACTION
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
1. Verify DTC P2135 is present.
2. Check the clearance between the heater inlet hose and the throttle position sensor (IPS) connector and wiring. (Figure 1)
a. If the clearance is more than 3/8" (10 mm), follow normal diagnostics.
b. If the hose is touching the wiring or the clearance is 3/8" (10 mm) or less, proceed to Step 3.
3.
Relieve cooling system pressure, Refer to Work Shop Manual (WSM), Section 303-03.
4. Remove the spring clamp at the heater core outlet tube connection and rotate hose clockwise until the hose is oriented as shown in the picture and
