Nissan Altima 2007-2012 Service Manual: On-vehicle maintenance

Function diagnosis
NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING NVH Troubleshooting - Engine Noise 1. Camshaft bearing noise 2. Piston pin noise 3. Piston slap noise 4. Main bearing noise 5. Connecting ...

Spark plug
Removal and Installation 1. Ignition coil 2. Spark plug 3. Rocker cover RH 4. Rocker cover LH REMOVAL 1. Remove the ignition coil. Refer to EM-145, "Removal and Installation LH" an ...

Other materials:

P0420, P0430 Three way catalyst function
DTC Logic DTC DETECTION LOGIC The ECM monitors the switching frequency ratio of air fuel ratio (A/F) sensor 1 and heated oxygen sensor 2. A three way catalyst (manifold) with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2. As oxygen storage c ...

P2138 APP Sensor
Description The accelerator pedal position sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the ECM. Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometers which tr ...

Manual operation
Fan speed control Press the fan control buttons to manually control the fan speed. Press the AUTO button to return to automatic control of the fan speed. Air recirculation Press the air recirculation button to recirculate interior air inside the vehicle. The indicator light on the b ...