Illuminated MIL With DTC P144C - 2012 Ford Explorer

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TSB 13-5-29	2.0L GTDI – MALFUNCTION INDICATOR LAMP (MIL) – DIAGNOSTIC TROUBLE CODE (DTC) P144C – VEHICLES BUILT ON OR BEFORE 10/1/2011
Publication Date: May 29, 2013

ISSUE:

Some 2012 Explorer vehicles built on or before 10/1/2011 and equipped with a 2.0L Gasoline Turbocharged Direct Injection (GTDI) engine may exhibit an illuminated MIL with DTC P144C. This may be due to a blocked vapor purge line port in the air cleaner outlet pipe assembly.

ACTION:

Follow the Service Procedure steps to correct the condition.

SERVICE PROCEDURE

Disconnect battery ground cable. Refer to Workshop Manual (WSM), Section 414-01.
Disconnect evaporative emission fuel vapor tube quick connect coupling from the air intake duct center section. Refer to WSM, Section 303-13. (Figure 1)

Figure 1 – Article 13-5-29
Insert a 5.0 mm (.197″) drill bit or equivalent diameter gauge into the vapor purge line port on the air intake duct center section to determine if it is blocked by plastic flashing. A 5.0 mm (.197″) minimum opening is required for proper Evaporative Emission system operation during boost.
Does drill bit or equivalent diameter gauge pass through vapor purge line port?
1. Yes – this article does not apply. Connect evaporative emission fuel vapor tube to air intake duct center section and reconnect the battery ground cable. Refer to Powertrain Control/Emissions Diagnosis manual for normal diagnostics.
2. No – proceed to Step 5.
Replace air cleaner outlet pipe assembly. Tighten all fasteners to 5 N-m (44 lb-in). Refer to WSM, Section 303-12.
Connect evaporative emission fuel vapor tube to air intake duct center section and battery ground cable.

PART NUMBER	PART NAME
BB5Z-9B659-E	Hose – Air

WARRANTY STATUS:

Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage
IMPORTANT: Warranty/ESP coverage limits/policies/prior approvals are not altered by a TSB. Warranty/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool.

OPERATION	DESCRIPTION	TIME
130529A	2012 Explorer 2.0L GTDI: Check DTCs Inspect And Replace The Air Cleaner Outlet Pipe Assembly (Do Not Use With Any Other Labor Operations)	0.4 Hr.