| TSB 17-0063 | 3.5L GTDI – BLUE OR WHITE SMOKE FROM EXHAUST WHILE DRIVING AFTER EXTENDED IDLE |
| Publication Date: August 28, 2017 | |
ISSUE:
Some 2013-2015 Explorer/Police Utility/Taurus/Police Sedan/MKS/Flex/MKT vehicles equipped with a 3.5L Gasoline Turbocharged Direct Injection (GTDI) engine may exhibit blue or white smoke from the exhaust while driving after extended idle.
ACTION:
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
- Remove the engine appearance cover, if equipped. Refer to Workshop Manual (WSM) Section, 303-08.
- Inspect the color of the positive crankcase ventilation (PCV) hose to valve cover adapter. Is the adapter black in color? (Figure 1)

Figure 1 – 17-0063- Yes – proceed to Step 3.
- No – this article does not apply. Refer to the Powertrain Control/Emissions Diagnosis (PC/ED) manual for diagnosis.
- Disconnect the PCV hose to valve cover adapter quick connect fitting from the valve cover adapter. Refer to WSM Section 310-00.
- When the valve cover adapter is removed, damage will occur to the valve cover adapter locking mechanism. Make sure detached pieces of the valve cover locking mechanism do not fall into the open valve cover port during removal. Rotate the adapter counterclockwise and remove from valve cover.
- Lubricate the new valve cover adapter O-ring seal with clean engine oil.
- Install the new green valve cover adapter.
- Connect the PCV hose to the valve cover adapter.
- Install the engine appearance cover if equipped. Refer to WSM, 303-08.
- Check the engine oil level on the engine oil level indicator. Refer to WSM, Section 303-01. Is the oil level within the minimum and maximum marks on the indicator?
- Yes – proceed to Step 9.
- No – add engine oil as needed to achieve correct oil level on indicator.
- Drive the vehicle for 15 minutes or a minimum of 8 Km (5 miles) to clear the exhaust of residual oil.
Tool List
| Number | Description |
| Slip Joint Pliers |
| HL2Z-6762-A | PCV Valve Cover Adapter |
| XO-5W30-QSP
MOTORCRAFT - Oil - Engine (XO5W305Q3SP)
| Motorcraft SAE 5W-30 Synthetic Blend Motor Oil (Max 6 qts) |
| OPERATION | DESCRIPTION | TIME |
| 170063A | 2013-2015 Explorer, Flex, MKS, MKT And Taurus 3.5L GTDI: Inspect And Replace The Valve Cover Adapter Includes Time To Drive The Vehicle To Clear The Exhaust (Do Not Use With Any Other Labor Operations) | 0.5 Hr. |
WARRANTY STATUS
Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage.
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.
DEALER CODING
| BASIC PART NO. | CONDITION CODE |
| 6762 | 42 |
17-0063
- Phosphorus Replacement Technology to help extend the life of the emission system
- Reduces leaks, oil burnoff and power robbing deposits
- 15,000 miles between oil changes*
- Meets or exceeds the following specifications: API SP/SN PLUS/SN/SM | ILSAC GF-6 | Meets engine test requirements of Chrysler MS 6395 | Meets Ford
WSS-M2C946-B1 | Meets Ford
WSS-M2C961-A3 - Or one year, whichever comes first
- Mobil 1 advanced full-synthetic motor oil 5W-30 utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness.
- Helps protect critical engine parts for up to 10,000 miles between oil changes,* controlling oxidation to prevent oil breakdown and maintaining excellent viscosity
- Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
- Mobil 1 is specially formulated to help remove sludge and lower engine temperatures
- Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)
- Formulated for engines with 75,000 miles or more, Valvoline MaxLife High Mileage synthetic blend is formulated with seal conditioners to help prevent oil leaks and reduce oil consumption
- Delivers 20% better wear protection and 15% better sludge defense than industry standards to help prevent engine breakdown
- Extra detergents safeguard against friction, corrosion and deposits to keep high-mileage engines clean
- Advanced friction-fighting additives help maximize performance and improve fuel efficiency
- Provides performance benefits for high mileage, new and re-built engines alike
- Advanced protection against the four main causes of engine breakdown: wear friction heat and deposits
- Delivers 40% stronger wear protection than industry standards to reduce friction and improve fuel economy
- Provides 15% better deposit defense vs. industry standards, keeping engines cleaner for smoother performance and longer-lasting protection
- Up to 2.5X better heat protection vs. industry standards to fight harmful sludge formation and thermal breakdown
- Engineered for excellent low-temperature flow, reducing metal-to-metal contact during cold starts — when most engine wear typically occurs
- Phosphorus Replacement Technology helps extend emission system life
- Superior dispersancy that fights sludge build up
- Exceptional oil burn-off protection exceeding industry standards* | Seal conditioners to help reduce leaks
- Advanced additives that help prevent engine wear | Improved Fuel Economy**
- Meets or exceeds the following specifications: API SP/SN PLUS/SN/SM | ILSAC GF-6 | Meets Ford
WSS-M2C946-B1 | Meets Ford
WSS-M2C961-A1 | * Based on API and ACEA volatility specifications | ** In 5W-20, 5W-30 and 10W-30 grades versus industry specifications
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