Nissan Maxima Service and Repair Manual: Signal buffer system

Power control system

System Diagram System Description COOLING FAN CONTROL IPDM E/R controls cooling fans according to the status of the cooling fan speed request signal received from ECM via CAN communication ...

Power consumption control system

System Diagram System Description OUTLINE IPDM E/R incorporates a power consumption control function that reduces the power consumption according to the vehicle status. IPDM E/R chan ...

Other materials:

ECU diagnosis information
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) Reference Value VALUES ON THE DIAGNOSIS TOOL CAUTION: The display shows the control unit calculation data, so a normal value might be displayed even in the event the output circuit (harness) is open or short-circuited. Note 1: C ...

Refrigeration system
Inspection 1.CHECK BLOWER MOTOR OPERATION Check blower motor operation 2.CHECK COMPRESSOR OPERATION Check compressor operatio  3.CHECK REFRIGERANT CYCLE PRESSURE Connect recovery/recycling recharging equipment to the vehicle and perform the diagnosis with the gauge pressure. Refer to HA ...

Combination switch reading system
System Diagram System Description OUTLINE BCM reads the status of the combination switch (light, turn signal, wiper and washer) and recognizes the status of each switch. BCM has a combination of 5 output terminals (OUTPUT 1 - 5) and 5 input terminals (INPUT 1 - 5) and reads a maximum ...