Toyota Corolla 2014 — technical service bulletin
Bulletin T-SB-0011-14 · NHTSA communication 10131906 · issued Feb 14, 2014
Technical service bulletin
communication type
Electrical System
component
2014
model years
1
vehicle entries
Official summary
Some 2014 model year Corolla vehicles equipped with the 2ZR-FAE engine may exhibit a MIL ?ON? condition with either one or both of the following Diagnostic Trouble Codes (DTCs):. P2646 ? A Rocker Arm Actuator System Performance or Stuck Off (Bank 1). P265B ? B Rocker Arm Actuator Position Sensor Circuit Range Performance (Bank 1) The Engine Control Module (ECM, SAE term: Powertrain Control Module/PCM) calibration has been revised. Use the following Repair Procedure to address this condition.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.