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:

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 via the CAN communication line. SYSTEM DESCRIPTION The ECM controls the cooling fan correspon ...

Symptom diagnosis
SYSTEM SYMPTOM Symptom Table The diagnostics item numbers show the sequence for inspection. Inspect in order from item 1. ...

Body component parts
Underbody Component Parts Rear seat lower crossmember Rear floor front Rear floor front extension Rear seat crossmember Front side member rear extension (LH/RH) Dash side (LH/RH) Hoodledge reinforcement (LH/RH) Hoodledge lower assembly (LH/RH) Front suspension spring s ...