DTC Confirmation Test "B"
WARNING: This page is about a different car, the 2002 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
Malfunction "B" is detected when ECM receives a high voltage from TP sensor under light-load driving conditions. Possible causes are:
- TP sensor circuit open or shorted.
- Defective TP sensor.
- Defective fuel injector.
- Defective Camshaft Position (CMP) sensor.
- Defective Mass Airflow (MAF) sensor.
To set DTC, turn ignition on. Using scan tool, select DATA MONITOR. Start engine and let it idle for at least 10 seconds. If idle speed is more than 1000 RPM, depress brake pedal and shift transmission into Drive to keep idle speed less than 1000 RPM. If first trip DTC is detected, perform DIAGNOSTIC PROCEDURE .