Nissan Altima 2007-2012 Service Manual: Component diagnosis

Inspection and adjustment
ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL  Special Repair Requirement ...

Power supply routing circuit
Wiring Diagram — Battery Power Supply — Wiring Diagram — Accessory Power Supply — Wiring Diagram — Ignition Power Supply — Fuse • If fuse is ...

Other materials:

B261a push-button ignition switch
Description IPDM E/R transmits the push-button ignition switch status via CAN communication to BCM. BCM receives push-button ignition switch status by hardwire input. BCM compares the 2 signals for mismatch. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B261A is displayed with DTC U1000 ...

U1010 control unit (CAN)
Description Refer to LAN-9, "Description". DTC Logic DTC DETECTION LOGIC Diagnosis Procedure Symptom: Displays “CONTROL UNIT (CAN) [U1010]” as a self-diagnosis result of AV control unit. 1.CHECK CAN COMMUNICATION Select “SELF-DIAG RESULTS” mode for “MULTI AV” with ...

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 ...