AIR CONDITIONING CUT CONTROL : System Description
SYSTEM DIAGRAM
INPUT/OUTPUT SIGNAL CHART
Sensor | Input Signal to ECM | ECM function | Actuator | |
Crankshaft position sensor (POS) | Engine speed* Piston position | Air conditioner cut control | IPDM E/R
↓ Air conditioner relay ↓ Compressor |
|
Camshaft position sensor (PHASE) | ||||
Engine coolant temperature sensor | Engine coolant temperature | |||
Accelerator pedal position sensor | Accelerator pedal position | |||
Battery | Battery voltage* | |||
Refrigerant pressure sensor | Refrigerant pressure | |||
EPS control unit | CAN communication | EPS operation signal | ||
Combination meter | CAN communication | Vehicle speed signal | ||
A/C auto amp. | CAN communication |
|
*: ECM determines the start signal status by the signals of engine speed and battery voltage.
SYSTEM DESCRIPTION
This system improves engine operation when the air conditioner is used.
Under the following conditions, the air conditioner is turned off.
Precautions on supplemental restraint system
This Supplemental Restraint System (SRS) section
contains important information concerning
the following systems:
Driver and passenger supplemental frontimpact
air bag (NISSAN Advanced Air Bag
System)
Front seat-mounted side-impact supplemental
air bag
Roof-mounted curtain side-impac ...
Fuel level sensor unit, fuel filter and fuel pump assembly
Exploded View
Lock ring
Fuel level sensor, fuel filter and fuel
pump assembly
O-ring
Fuel tank
Removal and Installation
WARNING:
Read “General Precautions” when working on the fuel system. Refer to
FL-2, "General Precaution".
NOTE:
When removing componen ...
Dtc/circuit diagnosis
U1000 can comm
Description
Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System 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 symptoms and ...