Altima 2.5 L4-2.5L (QR25DE) (2002)
Inspection
Proceed trouble diagnosis according to the check sheet results (example).
Case 1 Replace ECM.
Case 2: Replace BCM.
Case 3: Check harness between combination meter and BCM. Refer to "Circuit Check Between Combination Meter and BCM"
Case 4: Check ECM circuit. Refer to "ECM Circuit Check"
Case 5: Check combination meter circuit. Refer to "Combination Meter Circuit Check"
Case 6: Check BCM circuit. Refer to "BCM Circuit Check"
Case 7: Check IPDM E/R circuit. Refer to "IPDM E/R Circuit Check"
Case 8: Check CAN communication circuit. Refer to "CAN Communication Circuit Check"
Check Sheet Results [Example]
Component Tests