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1997 Infiniti QX4 P0120 and P1705 Fault Codes: 4WD Light On, Surging, A/C Not Working

Model: 1997 infinity qx4 Fault Code: P0120 Posted: 2016-08-23 19:18

My 1997 Infiniti QX4 is displaying fault codes P0120 and P1705. The 4WD light is illuminated, the vehicle experiences surging during acceleration, and the air conditioning system has stopped working. This issue began recently and affects both driving performance and comfort.

Related fault codes

P0120P1705

Comments (1)

Anonymous 2016-08-30 02:35

P0120 indicates a malfunction in the Throttle Position Sensor (TPS) A circuit. P1705 points to a problem with the TPS A sensor. Please inspect the throttle position sensor connections, wiring, and signal integrity. Refer to the attached image for visual reference: IMG_2412 copy 3.JPG (68-0.96 KiB) Viewed 1120 times