18-069-16

"PCM REPLACEMENT, MIL ILLUMINATION / DTCS P0300, P030X OR P23XX THIS BULLETIN INVOLVES REPLACING THE POWERTRAIN CONTROL MODULE (PCM) AND RE-FLASHING WITH THE LATEST AVAILABLE SOFTWARE. THE CUSTOMER MAY DESCRIBE AN ENGINE MISFIRE, AND RUNS ROUGH. IN ADDITION CUSTOMERS MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATION. UPON FURTHER INVESTIGATION A TECHNICIAN MAY FIND ONE OR MORE OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTCS) SET IN THE PCM MEMORY: · P0300 - MULTIPLE CYLINDER MISFIRE. · P0301 - CYLINDER 1 MISFIRE. · P0302 - CYLINDER 2 MISFIRE. · P0303 - CYLINDER 3 MISFIRE. · P0304 - CYLINDER 4 MISFIRE. · P0305 - CYLINDER 5 MISFIRE. · P0306 - CYLINDER 6 MISFIRE. · P2302 - IGNITION COIL 1 SECONDARY CIRCUIT - INSUFFICIENT IONIZATION. · P2305 - IGNITION COIL 2 SECONDARY CIRCUIT - INSUFFICIENT IONIZATION. · P2308 - IGNITION COIL 3 SECONDARY CIRCUIT - INSUFFICIENT IONIZATION. · P2311 - IGNITION COIL 4 SECONDARY CIRCUIT - INSUFFICIENT IONIZATION. · P2314 - IGNITION COIL 5 SECONDARY CIRCUIT - INSUFFICIENT IONIZATION. · P2317 - IGNITION COIL 6 SECONDARY CIRCUIT - INSUFFICIENT IONIZATION."