Nissan Maxima Service and Repair Manual: U1010 control unit (CAN)

U1000 CAN comm circuit

Description DTC Logic DTC DETECTION LOGIC NOTE: U1000 can be set if a module harness was disconnected and reconnected, perhaps during a repair. Confirm that there are actual CAN diagnostic sy ...

B2553 ignition relay

Description BCM turns ON the following relays to ignition power supply to each ECU when the ignition switch is turned ON. Ignition relay-1 (inside IPDM E/R) Ignition relay-2 (inside fuse bl ...

Other materials:

B2630, B2631 sunload sensor
Description COMPONENT DESCRIPTION Sunload Sensor The sunload sensor (1) is located on the driver'side defroster grille. It detects sunload entering through windshield by means of a photo diode. The sensor converts the sunload into a current value, which is then input into the A/C auto ...

Exhaust valve timing control
System Diagram System Description INPUT/OUTPUT SIGNAL CHART *: This signal is sent to the ECM via the CAN Communication line. SYSTEM DESCRIPTION This mechanism magnetically controls cam phases continuously with the fixed operating angle of the exhaust valve. The ECM receives ...

Power supply and ground circuit
AV CONTROL UNIT AV CONTROL UNIT : Diagnosis Procedure 1.CHECK FUSES Check that the following fuses of the AV control unit are not blown. 2.POWER SUPPLY CIRCUIT CHECK Disconnect AV control unit connectors M115 and M119. Check voltage between the AV control unit connectors M115 and ...