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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-389 STEP 3. Test the OBD-II drive cycle. (1) Carry out a test drive with the drive cycle pattern. Refer to Diagnostic Function − OBD-II Drive Cycle − Procedure 6 − Other Monitor (2) Check the diagnostic trouble code (DTC). YES : Retry the troubleshooting. DTC P0159: Heated Oxygen Sensor Circuit Slow Response (bank 2, sensor 2) GREEN BLUE BLA CK AK302846 TO PCM FROM MFI RELAY 69 96 2 4 3 1 LEFT BANK POWERTRAIN CONTROL B-24 MU802665 B-22 Left Bank Heated Oxygen Sensor (rear) Circuit B-21 1 2 3 4 52 51 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 100 99 92 91 93 94 95 96 97 98 101 102 103 104 105 106 107 108 109 110 111 112 113 |