Nissan Sentra manuals

Nissan Sentra Service Manual: Cooling fan control

SYSTEM DIAGRAM

SYSTEM DESCRIPTION


SYSTEM DESCRIPTION

ECM controls cooling fan speed corresponding to vehicle speed, engine coolant temperature, refrigerant pressure, air conditioner ON signal. Then control system has 3-step control [HIGH/LOW/OFF].

Cooling Fan Operation

Cooling Fan Relay Operation


Cooling Fan Relay Operation

When IPDM E/R recieves a cooling fan speed request signal, IPDM E/R controls the cooling fan ralay 1, 2 and 3.

Starter motor drive control


Air conditioning cut control
AIR CONDITIONING CUT CONTROL : System Description SYSTEM DIAGRAM INPUT/OUTPUT SIGNAL CHART Sensor Input Signal to ECM ECM function Actuator Crankshaft position sensor ( ...

Starter motor drive control
STARTER MOTOR DRIVE CONTROL : System Description SYSTEN DIAGRAM *1: CVT models *2: M/T models INPUT/OUTPUT SIGNAL CHART Sensor Input signal to ECM ECM function Actuator ...

Other materials:

On board refueling vapor recovery(ORVR)
Component Function Check 1.CHECK ORVR FUNCTION Check whether the following symptoms are present. Fuel odor from EVAP canister is strong Cannot refuel/Fuel odor from the fuel filler opening is strong while refueling. Are any symptoms present? YES >> Proceed to EC-468, "Diagn ...

P0130 A/F Sensor 1
DTC Logic DTC DETECTION LOGIC To judge the malfunction, the diagnosis checks that the A/F signal computed by ECM from the A/F sensor 1 signal fluctuates according to fuel feedback control. DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possi ...

Rear regulator
Exploded View Rear door panel Rear door glass regulator motor Rear door glass regulator Rear door glass Rear door glass rubber run Removal and Installation NOTE: RH rear door panel shown; LH side similar REMOVAL Remove the rear door finisher. Refer to INT-19, "Removal ...

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