Nissan Altima 2007-2012 Service Manual: ECU diagnosis

AIR CONDITIONER CONTROL

Reference Value

VALUES ON THE DIAGNOSIS TOOL

TERMINAL LAYOUT

PHYSICAL VALUES

Wiring Diagram - Air Conditioner Control (Auto) - Coupe

Wiring Diagram - Air Conditioner Control (Auto) - Sedan

    Power supply and ground circuit for front air control
    Description COMPONENT DESCRIPTION FRONT AIR CONTROL The front air control has a built-in microcomputer which processes information sent from various sensors needed for air conditioner operation. ...

    Other materials:

    B2110 PNP/Clutch interlock switch
    Description IPDM E/R confirms the shift position with the following signals. • Park/neutral position (PNP) switch • Shift position signal from BCM (CAN) DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2110 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000 ...

    Warning signals
    To help prevent the vehicle from moving unexpectedly by erroneous operation of the Intelligent Key or to help prevent the vehicle from being stolen, a chime or buzzer sounds from inside and outside the vehicle and a warning is displayed in the instrument panel. When a chime or beep sounds or ...

    P1720 VSS
    Description ECM receives two vehicle speed signals via the CAN communication line. One is sent from “ABS actuator and electric unit (control unit)” via the combination meter, and the other is from TCM (Transmission control module). ECM uses these signals for engine control. DTC Logic ...