2 Check Intake Sensor Circuit Between Intake Sensor And Auto Amp.

1. Disconnect auto amp. harness connector.
2. Check circuit continuity between intake sensor harness terminal No. 2 and auto amp. harness connector terminal No. 11.

Fig 1: Checking Intake Sensor Circuit Between Intake Sensor And Auto Amp

Courtesy of NISSAN MOTOR CO., U.S.A.

Continuity should exist. 

If OK, check harness for short.

OK: GO TO 3.

NG: Repair harness or connector.