Nissan Note [1451/1872] Dtc p1217 engine over temperature

Nissan Note [1451/1872] Dtc p1217 engine over temperature
DTC P1217 ENGINE OVER TEMPERATURE
EC-1451
[HR (WITHOUT EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
DTC P1217 ENGINE OVER TEMPERATURE PFP:00000
System Description
BBS004UV
SYSTEM DESCRIPTION
NOTE:
If DTC P1217 is displayed with DTC U1000 or U1001, first perform the trouble diagnosis for DTC
U1000, U1001. Refer to EC-1344, "
DTC U1000, U1001 CAN COMMUNICATION LINE" .
If DTC P1217 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010.
Refer to EC-1347, "
DTC U1010 CAN COMMUNICATION" .
Cooling Fan Control
*1: The ECM determines the start signal status by the signals of engine speed and battery voltage.
*2: This signal is sent to ECM through CAN communication line.
*3: Models with air conditioner
The ECM controls the cooling fan corresponding to the vehicle speed, engine coolant temperature, refrigerant
pressure, and air conditioner ON signal. The control system has 3-step control [HIGH/LOW/OFF] (Models with
A/C) or 2-step control [ON/OFF] (Models without A/C).
Cooling Fan Operation
Models with A/C
Sensor Input Signal to ECM ECM function Actuator
Crankshaft position sensor (POS)
Camshaft position sensor (PHASE)
Engine speed*
1
Cooling fan
control
IPDM E/R
(Cooling fan relays)
Battery
Battery voltage*
1
Wheel sensor
Vehicle speed*
2
Engine coolant temperature sensor Engine coolant temperature
Air conditioner switch*
3
Air conditioner ON signal*
2
Refrigerant pressure sensor*
3
Refrigerant pressure
MBIB1451E

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