Finicky Ford Fails

Some 2010-2011 Ford Focus, 2010 Edge/MKX/F-150/E-Series, 2010-2011 Flex/MKT/Taurus/MKS/Fusion and MKZ vehicles with any of the following engines: 2.0L, 3.5L (excluding GTDI), 3.7L and 4.6L 2V may exhibit DTCs P2111, P2112 or the idle speed drops lower than desired and/or fluctuates. The idle speed concern can be intermittent and DTCs P2111/P2112 may or may not be present.
1. Determine the engine build date. If the engine build date is within the range indicated here, proceed to Step 2.
- 0L…2/11/2010 - 8/2/2010
- 5L and 3.7L…3/1/2010 – 8/3/2010
- 6L 2V…….5/7/2010 – 8/2/2010
2. If the engine build date is not within this range, do not continue with this bulletin. Continue with normal diagnostics.
If the vehicle exhibits any of the following symptoms, replace the throttle body:
- DTC O2111 and/or P2112
- Idle speed lower than desired
- Idle speed fluctuates
PART NUMBER PART
7T4Z-9E926-FA………………..electronic throttle body
8S4Z-9E926-B………………….electronic throttle body