ITB15033

IF YOU CONFIRM: The MIL is ON with one or more of the following DTCs stored: Bank 1 - P2096, P2097 --- POST CAT FUEL TRIM SYS B1 - P0130, P0131, P0132 --- A/F SENSOR1 (B1) - P0031, P0032 --- A/F SEN1 HTR (B1) - P014C, P014D, P015A, P015B --- Air fuel ratio (A/F) sensor 1 (bank 1) Bank 2 - P2098, P2099 --- POST CAT FUEL TRIM SYS B2 - P0150, P0151, P0152 --- A/F SENSOR1 (B2) - P0051, P0052 --- A/F SEN1 HTR (B2) - P014E, P014F, P015C, P015D --- Air fuel ratio (A/F) sensor 1 (bank 2) ACTION: 1. Refer to step 6 in the SERVICE PROCEDURE to confirm ECM reprogramming applies. 2. If reprogramming applies, reprogram the ECM. 3. Replace only the A/F sensors related to the stored DTCs. - If stored DTCs are for only one bank, replace only one A/F sensor for that bank. - If stored DTCs are for both banks, replace both A/F sensors. NOTE: Do NOT replace both A/F sensors if the stored DTC(s) are for only one bank. See this bulletin for further detail.