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CAN SYSTEM (TYPE 2) LAN-91 [CAN] C D E F G H I J L M A B LAN
2005 Pathfinder 12. ECM AND IPDM E/R INTERNAL CIRCUIT INSPECTION 1. Remove ECM and IPDM E/R from vehicle. 2. Check resistance between ECM terminals 94 and 86. 3. Check resistance between IPDM E/R terminals 39 and 40. OK or NG OK >> GO TO 13. NG >> Replace ECM and/or IPDM E/R. 13. CHECK SYMPTOM 1. Fill in described symptoms on the column “Symptom” in the check sheet. 2. Connect all connectors, and then make sure that the symptom is reproduced. OK or NG OK >> GO TO 14. NG >> Refer to LAN-15, "Example of Filling in Check Sheet When Initial Conditions Are Not Reproduced" . 14. UNIT REPRODUCIBILITY INSPECTION Perform the following procedure for each unit, and then perform reproducibility test. 1. Turn ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Disconnect the unit connector. 4. Connect the battery cable to the negative terminal. 5. Make sure that the symptom filled in the “Symptom” of the check sheet is reproduced. (Do not confuse it 6. Make sure that the same symptom is reproduced. – TCM – Front air control – Steering angle sensor – BCM – Combination meter – ABS actuator and electric unit (control unit) – ECM – IPDM E/R Inspection results Reproduced>>Install removed unit, and then check the other unit. IPDM E/R Ignition Relay Circuit Inspection UKS003FZ Check the following. If no malfunction is found, replace the IPDM E/R. ● IPDM E/R power supply circuit. Refer to PG-26, "IPDM E/R Power/Ground Circuit Inspection" . ● Ignition power supply circuit. Refer to PG-14, "IGNITION POWER SUPPLY — IGNITION SW. IN ON . 94 – 86 : Approx. 108 – 132 Ω 39 – 40 : Approx. 108 – 132 Ω LKIA0037E |