Nissan Altima 2007-2012 Service Manual: Inspection and adjustment

Engine control system QR25DE except for california
Basic inspection DIAGNOSIS AND REPAIR WORK FLOW Work Flow OVERALL SEQUENCE DETAILED FLOW 1.GET INFORMATION FOR SYMPTOM Get the detailed information from the customer about the symptom (the c ...

Basic inspection
Special Repair Requirement 1.INSPECTION START 1. Check service records for any recent repairs that may indicate a related malfunction, or a current need for scheduled maintenance. 2. Open engi ...

Other materials:

Key slot
Diagnosis Procedure 1.CHECK KEY SLOT POWER SUPPLY CIRCUI 1. Turn ignition switch OFF. 2. Disconnect key slot connector. 3. Check voltage between slot connector and ground. Is the inspection result normal? YES >> GO TO 2 NO >> Repair or replace key slot power supply circuit ...

Function diagnosis
STARTING SYSTEM System Diagram System Description The starter motor plunger closes and provides a closed circuit between the battery and the starter motor. The starter motor is grounded to the cylinder block. With power and ground supplied, the starter motor operates. Component Descriptio ...

Ignition signal
Description The ignition signal from the ECM is sent to and amplified by the power transistor. The power transistor turns ON and OFF the ignition coil primary circuit. This ON/OFF operation induces the proper high voltage in the coil secondary circuit. Component Function Check 1.INSPECTION ...