Mitsubishi Lancer 2011–2013 — technical service bulletin
Bulletin TSB-13-13-001REV · NHTSA communication 10172186 · issued Mar 19, 2013
Technical service bulletin
communication type
Engine and Engine Cooling
component
2011–2013
model years
7
vehicle entries
Official summary
This TSB provides a field fix procedure to address false MIL illumination with DTC P0300 (Random/multiple cylinder misfire detected) stored in the ECM under the following conditions: 1. During cold engine start, rough or partial clutch operation (manual transmission only) may cause powertrain vibration similar to a misfire and cause false MIL illumination. 2. At high engine speeds with low load condition, a CVT downshift can cause powertrain vibration similar to a misfire and cause false MIL illumination. 3. At high engine speeds, improper Misfire Monitoring (P0300) threshold values may cause
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.