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:

Unit disassembly and assembly
TRANSAXLE ASSEMBLY Exploded View CASE AND HOUSING Filler plug Gasket Transaxle case Bushing Snap ring Oil channel Oil gutter Position switch Bracket Differential side oil seal Magnet Drain plug Input shaft oil seal Clutch housing 2 way connector Plug Pinion ...

Preparation
Special Service Tool The actual shape of the tools may differ from those illustrated here. Commercial Service Tools Clip list Descriptions for Clips Replace any clips which are damaged during removal or installation. ...

P0327, P0328 KS
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0327 KNOCK SEN/CIRC-B1 (Knock sensor 1 circuit low bank 1) An excessively low voltage from the knock sensor is sent to ECM. ...

В© 2014-2025 Copyright www.nisentra.com