What was found
ENG OIL FILT SNSR L THE PRESSURE SWITCH FOR DETECTING IMPENDING OIL FILTER BYPASS ON THE LT ENGINE HAS FAILED. STATUS MSG01-ACTIVE CRUISE MODE DEPENDENT; SWITCH POSITION SIGNAL FROM OIL FILTER DIFFRNTL PRESS SW (L ENG) CHANNEL A & B DO NOT AGREE. DB- ELECTRONIC ENGINE CONTROL (L ENG, CH B) MSG02- ACTIVE CRUISE MODE DEPENDENT; SWITCH POSITION SIGNAL FROM OIL FILTER DIFFRNTL PRESS SW (L ENG) CHANNEL A AND B DO NOT AGREE. MSG-7960861 ACTIVE ER MODE MSG-7960861 ACTIVE ER MODE. REPLACED OIL FILTER DIFF PRES SWITCH, MAIN OIL FILTER, MSG CLEARED. LEAK CKS OK. TEST OK.