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

Function diagnosis
NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING NVH Troubleshooting - Engine Noise Use the Chart Below to Help You Find the Cause of the Symptom 1. Locate the area where noise occurs. ...

Spark plug
Removal and Installation 1. Ignition coil 2. Spark plug 3. Rocker cover REMOVAL 1. Remove the ignition coil. Refer to EM-35, "Removal and Installation". 2. Remove the s ...

Other materials:

P0037, P0038, P0057, P0058 HO2S2 Heater
Description SYSTEM DESCRIPTION The ECM performs ON/OFF control of the heated oxygen sensor 2 heater corresponding to the engine speed, amount of intake air and engine coolant temperature. OPERATION DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Co ...

On board diagnostic (OBD) System
Diagnosis Description INTRODUCTION The ECM has an on board diagnostic system, which detects malfunctions related to engine sensors or actuators. The ECM also records various emission-related diagnostic information including: The above information can be checked using procedures listed in t ...

Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the dr ...