Shift Concerns: Timing - Early/Late

WARNING: This page is about a different car, the 2013 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

Possible Component	Reference/Action
211 - ROUTINE
Powertrain Control System
PCM electrical inputs/outputs, external vehicle wiring harnesses or main control molded leadframe	If DTCs are set, CLEAR the DTCs. CARRY OUT the Key ON Engine OFF (KOEO) and Key ON Engine Running (KOER) self-test. ROAD TEST the vehicle and CHECK for DTCs. If engine control DTCs return, REFER to INTRODUCTION . INSPECT and CLEAN the shift solenoid terminals on the main control molded leadframe for metallic contamination, REFER to SHIFT SOLENOIDS (SS) .
Engine driveability concerns	REFER to ENGINE SYSTEM - GENERAL INFORMATION .
Main Control
Bolts not tightened to specification	TIGHTEN to specification.
Main control unit contaminated, solenoid(s) damaged, stuck or bore damaged. Manual valve damaged, stuck or bore damaged	REFER to MAIN CONTROL .
Incorrect Pressures
Application pressures are incorrect	Incorrect application pressures may be due to non-transmission components, main control assembly or internal transmission damage. REPAIR all non-transmission components then continue with this routine.
Other
Tire size change, axle ratio change	VERIFY the vehicle has the original equipment. REFER to the certification label, refer to VEHICLE CERTIFICATION (VC) LABEL LOCATOR . Changes in tire size and axle ratio will affect shift timing.