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ON-VEHICLE SERVICE TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L> 13B-525 INTAKE AIR TEMPERATURE SENSOR CHECK M1131002800085 Refer to GROUP 13A, On-vehicle Service − Intake Air Temperature Sensor Check( ENGINE COOLANT TEMPERATURE SENSOR M1131003100089 Refer to GROUP 13A, On-vehicle Service − Engine Coolant Temperature Sensor Check ( THROTTLE POSITION SENSOR CHECK M1131003200097 HEATED OXYGEN SENSOR CHECK M1131005000107 Required Special Tools: 2 S reading. If values are unsatisfactory, or if the scan tool is not available, use the (1) Disconnect the heated oxygen sensor connector and connect special tool MD998464 to the connector on the (2) Make sure that there is continuity [4.5 − 8.0 ohm at 20 ° C (68 °Φ) ] between terminal 1 (red clip of special tool) and terminal 3 (blue clip of special tool) on the heated oxygen (3) If there is no continuity, replace the heated oxygen sensor. (4) Warm up the engine until engine coolant is 80 ° C (176 ° F) or higher. CAUTION Be very careful when connecting the jumper wires; (5) Use the jumper wires to connect terminal 1 (red clip) of the heated oxygen sensor connector to the positive (6) Connect a digital voltage meter between terminal 2 (black clip) and terminal 4 (white clip). 2. While repeatedly revving the engine, measure the heated oxygen sensor output voltage. Standard value: AKX01624 HEATED MD998464 BLUE RED AC AKX01625AC BLUE RED BLACK JUMPER WHITE MD998464 |