Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Diagnosis system (BCM)

COMMON ITEM COMMON ITEM : CONSULT Function (BCM - COMMON ITEM) APPLICATION ITEM CONSULT performs the following functions via CAN communication with BCM. SYSTEM APPLICATION BCM can perform the ...

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 ...

Other materials:

B2128 UART communication line
Description Driver seat control unit performs UART communication with the automatic drive positioner control unit using 1 communication line. Driver seat control unit receives the operation signals of ADP steering switch, door mirror remote control switch and the position signals of tilt sens ...

Front fog lamp circuit
Description The IPDM E/R (intelligent power distribution module engine room) controls the front fog lamp relay based on inputs from the BCM over the CAN communication lines. When the front fog lamp relay is energized, power flows from the front fog lamp relay in the IPDM E/R to the front fog ...

ECU diagnosis information
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT Fail Safe CAN COMMUNICATION CONTROL When CAN communication with ECM and BCM is impossible, IPDM E/R performs fail-safe control. After CA ...