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MIL ILLUMINATION: DTCS P112C AND/OR P112D
THIS BULLETIN INVOLVES REPLACING THE POST CATALYST POSITION O2 SENSOR.
A SMALL NUMBER OF CUSTOMERS MAY EXPERIENCE A MALFUNCTION INDICATOR LAMP (MIL)
ILLUMINATION. UPON FURTHER INVESTIGATION THE TECHNICIAN MAY FIND THE FOLLOWING DIAGNOSTIC
TROUBLE CODES (DTCS) STORED OR ACTIVE:
· P112C - O2 SENSOR 2/1 PUMPING UNDERCURRENT.
· P112D - O2 SENSOR 2/1 PUMPING OVERCURRENT.
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