Nissan Altima 2007-2012 Service Manual: Starting system QR25DE

On-vehicle repair
EXHAUST SYSTEM (VQ35DE) Exploded View 1. RH rear muffler bracket 2. Gasket 3. Front exhaust tube 4. Ring gasket 5. Front exhaust tube hanger 6. Center exhaust tube 7. Mounting rubber 8. Cen ...

Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW Work Flow OVERALL SEQUENCE DETAILED FLOW NOTE: To ensure a complete and thorough diagnosis, the battery, starter motor and alternator test segments must be done ...

Other materials:

B2608 starter relay
Description Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when the ignition switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2608 is display ...

BCM branch line circuit
Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the BCM for damage, bend and loose connection (unit side and connector side). Is the inspec ...

Cooling fan control
System Diagram System Description INPUT/OUTPUT SIGNAL CHART *1: The ECM determines the start signal status by the signals of engine speed and battery voltage. *2: This signal is sent to ECM through CAN communication line. SYSTEM DESCRIPTION ECM controls cooling fan speed correspondin ...