2009 NISSAN TIIDA Fan diagram

EC-892< SERVICE INFOMATION >
[MR TYPE 1]
DTC P1217 ENGINE
OVER TEMPERATURE
3. Check voltage between IPDM E/R terminal 22 and ground with CONSULT-III or tester.
OK or NG OK >> GO TO 10.
NG >> GO TO 9. 9.
DETECT MALFUNCTIONING PART
Check the following.
• 50A fusible link
• Harness for open or short between IPDM E/R and battery
>> Repair open circuit or short to ground in harness or connectors. 10.
CHECK IPDM E/R GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connectors E46 and E48.
3. Check harness continuity between IPDM E/R terminals 59, 39 and ground.
Refer to Wiring Diagram.
4. Also check harness for short to power.
OK or NG OK (Models with A/C)>>GO TO 11.
OK (Models without A/C)>>GO TO 13.
NG >> Repair open circuit or short to power in harness or connectors. 11.
CHECK COOLING FAN MOTOR CIRCUIT
1. Disconnect cooling fan motor harness connector.
2. Check harness continuity between the followings;
Cooling fan motor terminal 1 and IPDM E/R terminals 20, 24.
Cooling fan motor terminal 2 and ground.
Refer to wiring diagram.
3. Also check harness for short to ground and short to power.
OK or NG OK >> GO TO 15.
NG >> GO TO 12. 12.
DETECT MALFUNCTIONING PART
Check the following.
• Harness for open or short between cooling fan motor and IPDM E/R
• Harness for open or short between cooling fan motor and ground
• Resistor E5
>> Repair open circuit or short to ground or short to power in harness or connectors. 13.
CHECK COOLING FAN MOTOR CIRCUIT
1. Disconnect cooling fan motor harness connector.
2. Check harness continuity between the followings; Cooling fan motor terminal 1 and IPDM E/R terminal 20.Voltage: Battery voltage
PBIB2067E
Continuity should exist.
Continuity should exist.

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Cooling fan motor terminal 2 and IPDM E/R terminal 24.
Cooling fan motor terminal 3 and IPDM E/R terminal 23.
Cooling fan motor terminal 4 and ground.
Refer to wiring diagram.
3. Also check harness for short to ground and short to power.
OK or NG OK >> GO TO 15.
NG >> GO TO 14. Component Inspection " .
OK or NG OK >> GO TO 16.
NG >> Replace cooling fan motor. .
OK or NG OK >> Replace IPDM E/R. Refer to
PG-27, " Removal and Installation of IPDM E/R " .
NG >> Repair or replace harness or connector.
Main 13 Causes of Overheating INFOID:0000000004537399
Continuity should exist.
Engine Step Inspection item Equipment Standard Reference page OFF 1 • Blocked radiator • Blocked condenser
• Blocked radiator grille
• Blocked bumper • Visual No blocking —
2 • Coolant mixture • Coolant tester See MA-15, " Anti-freeze Coolant Mixture Ratio " .
3 • Coolant level • Visual Coolant up to MAX level in reservoir tank and radiator
filler neck See
CO-35, " Inspection " .
4 • Radiator cap • Pressure tester See CO-40, " Checking Radiator Cap " .
ON* 2
5 • Coolant leaks • Visual No leaks See CO-35, " Inspection " .
ON* 2
6 • Thermostat • Touch the upper and
lower radiator hosesBoth hoses should be hot See
CO-45 , and
CO-47 ON*
1
7 • Cooling fan • CONSULT-III Operating See trouble diagnosis for
DTC P1217 (EC-890, " Di-
agnosis Procedure " ).
OFF 8 • Combustion gas leak • Color checker chemical tester 4 Gas analyzerNegative —
ON* 3
9 • Coolant temperature
gauge • Visual Gauge less than 3/4 when
driving —
• Coolant overflow to res- ervoir tank • Visual No overflow during driving
and idling See
CO-35, " Changing
Engine Coolant " .

EC-1414< SERVICE INFOMATION >
[MR TYPE 2]
DTC P1217 ENGINE
OVER TEMPERATURE
3. Check voltage between IPDM E/R terminal 22 and ground with CONSULT-III or tester.
OK or NG OK >> GO TO 10.
NG >> GO TO 9. 9.
DETECT MALFUNCTIONING PART
Check the following.
• 50A fusible link
• Harness for open or short between IPDM E/R and battery
>> Repair open circuit or short to ground in harness or connectors. 10.
CHECK IPDM E/R GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connectors E46 and E48.
3. Check harness continuity between IPDM E/R terminals 59, 39 and ground.
Refer to Wiring Diagram.
4. Also check harness for short to power.
OK or NG OK (Models with A/C)>>GO TO 11.
OK (Models without A/C)>>GO TO 13.
NG >> Repair open circuit or short to power in harness or connectors. 11.
CHECK COOLING FAN MOTOR CIRCUIT
1. Disconnect cooling fan motor harness connector.
2. Check harness continuity between the followings;
Cooling fan motor terminal 1 and IPDM E/R terminals 20, 24.
Cooling fan motor terminal 2 and ground.
Refer to wiring diagram.
3. Also check harness for short to ground and short to power.
OK or NG OK >> GO TO 15.
NG >> GO TO 12. 12.
DETECT MALFUNCTIONING PART
Check the following.
• Harness for open or short between cooling fan motor and IPDM E/R
• Harness for open or short between cooling fan motor and ground
• Resistor E5
>> Repair open circuit or short to ground or short to power in harness or connectors. 13.
CHECK COOLING FAN MOTOR CIRCUIT
1. Disconnect cooling fan motor harness connector.
2. Check harness continuity between the followings; Cooling fan motor terminal 1 and IPDM E/R terminal 20.Voltage: Battery voltage
PBIB2067E
Continuity should exist.
Continuity should exist.

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Cooling fan motor terminal 2 and IPDM E/R terminal 24.
Cooling fan motor terminal 3 and IPDM E/R terminal 23.
Cooling fan motor terminal 4 and ground.
Refer to wiring diagram.
3. Also check harness for short to ground and short to power.
OK or NG OK >> GO TO 15.
NG >> GO TO 14. Component Inspection " .
OK or NG OK >> GO TO 16.
NG >> Replace cooling fan motor. .
OK or NG OK >> Replace IPDM E/R. Refer to
PG-27, " Removal and Installation of IPDM E/R " .
NG >> Repair or replace harness or connector.
Main 13 Causes of Overheating INFOID:0000000004500285
Continuity should exist.
Engine Step Inspection item Equipment Standard Reference OFF 1 • Blocked radiator • Blocked condenser
• Blocked radiator grille
• Blocked bumper • Visual No blocking —
2 • Coolant mixture • Coolant tester See MA-15, " Anti-freeze Coolant Mixture Ratio " .
3 • Coolant level • Visual Coolant up to MAX level in reservoir tank and radiator
filler neck See
CO-35, " Inspection " .
4 • Radiator cap • Pressure tester See CO-40, " Checking Radiator Cap " .
ON* 2
5 • Coolant leaks • Visual No leaks See CO-35, " Inspection " .
ON* 2
6 • Thermostat • Touch the upper and
lower radiator hosesBoth hoses should be hot See
CO-45 , and
CO-47 ON*
1
7 • Cooling fan • CONSULT-III Operating See trouble diagnosis for
DTC P1217 (EC-1412, " Diagnosis Procedure " ).
OFF 8 • Combustion gas leak • Color checker chemical tester 4 Gas analyzerNegative —
ON* 3
9 • Coolant temperature
gauge • Visual Gauge less than 3/4 when
driving —
• Coolant overflow to res- ervoir tank • Visual No overflow during driving
and idling See
CO-35, " Changing
Engine Coolant " .

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CONTENTS
MANUAL AIR CONDITIONER
SERVICE INFORMATION .. ..........................3
PRECAUTIONS .............................................. .....3
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ............................................................. ......
3
Precaution Necessary fo r Steering Wheel Rota-
tion After Battery Disconnect ............................... ......
3
Precaution for Procedure without Cowl Top Cover ......4
Precaution for Working with HFC-134a (R-134a) ......4
General Refrigerant Precaution .......................... ......4
Oil Precaution ...................................................... ......5
Precaution for Refrigeran t Connection ......................5
Precaution for Service of Compressor ................ ......7
Precaution for Service Equipment ....................... ......8
Precaution for Leak Detection Dye ..................... ......9
PREPARATION .............................................. ....11
HFC-134a (R-134a) Service Tool and Equipment ....11
Commercial Service Tool .................................... ....13
REFRIGERATION SYSTEM .......................... ....15
Refrigerant Cycle ................................................ ....15
Refrigerant System Protec tion ................................15
Component Part Location ................................... ....16
OIL .................................................................. ....17
Maintenance of Oil Quantity in Compressor ....... ....17
AIR CONDITIONER CONTROL ..................... ....19
Control Operation ................................................ ....19
Discharge Air Flow .............................................. ....20
System Description ............................................. ....20
TROUBLE DIAGNOSIS ................................. ....22
CONSULT-II Function (BCM) .............................. ....22
How to Perform Trouble Diagnosis for Quick and
Accurate Repair ........... ...........................................
22
Component Parts and Harness Connector Loca-
tion ...................................................................... ....
23
Schematic ........................................................... ....25
Wiring Diagram - Heater - ................................... ....26 Wiring Diagram - A/C,M - ....................................
....27
Operational Check ............................................... ....30
Mode Door ........................................................... ....31
Air Mix Door ......................................................... ....32
Intake Door .......................................................... ....33
Front Blower Motor Circuit .......................................33
Magnet Clutch Circuit (If Equipped) ..................... ....37
Insufficient Cooling .............................................. ....45
Insufficient Heating .............................................. ....52
Noise ................................................................... ....53
CONTROLLER .................................................. 55
Removal and Installation ..................................... ....55
Disassembly and Assembly ................................. ....56
THERMO CONTROL AMPLIFIER .................... 57
Removal and Installation ..................................... ....57
A/C UNIT ASSEMBLY ...................................... 58
Removal and Installation ..................................... ....58
Disassembly and Assembly ................................. ....60
BLOWER MOTOR ............................................ 62
Removal and Installation ..................................... ....62
INTAKE DOOR .................................................. 63
Intake Door Cable Adjustment ............................. ....63
AIR MIX DOOR ................................................. 64
Air Mix Door Cable Adjustment ........................... ....64
MODE DOOR .................................................... 65
Mode Door Cable Adjustment ............................. ....65
BLOWER FAN RESISTOR ............................... 66
Removal and Installation ..................................... ....66
HEATER CORE ................................................. 67
Removal and Installation ..................................... ....67
AIR CONDITIONER FILTER ............................. 68
Removal and Installation ..................................... ....68

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Wiring Diagram Codes (Cell Codes)
INFOID:0000000004306667
Use the chart below to find out what each wiring diagram code stands for.
Refer to the wiring diagram code in the alphabetical index to find the location (page number) of each wiring
diagram. D4 D405 W/4 : Back door lock assembly C2 D413 B/1 : Rear window defogger (-)
D4 D406 W/2 : Back door request switch F3 D414 — : Body ground
E2 D407 W/2 : High mounted stop lamp Code Section Wiring Diagram Name
ABS BRC Anti-lock Brake System
A/C,M MTC Manual Air Conditioner
APPS1 EC Accelerator Pe dal Position Sensor
A/F EC Air Fuel Ratio Sensor 1
A/FH EC Air Fuel Ratio Sensor 1 Heater
APPS2 EC Accelerator Pe dal Position Sensor
APPS3 EC Accelerator Pe dal Position Sensor
ASC/BS EC ASCD Brake Switch
ASC/SW EC ASCD Steering Switch
ASCBOF EC ASCD Brake Switch
ASCIND EC ASCD Indicator
AT/IND DI A/T Indicator Lamp
AUDIO AV Audio
BACK/L LT Back-up Lamp
BA/FTS AT A/T Fluid Temperature Sensor and TCM Power Supply
B/DOOR BL Back Door Opener
BRK/SW EC Brake Switch
CAN AT CAN Communication Line
CAN CVT CAN Comm unication Line
CAN EC CAN Communication Line
CAN LAN CAN System
CHARGE SC Charging System
CHIME DI Warning Chime
COOL/F EC Cooling Fan Control
COMBSW LT Combination Switch
CVTIND DI CVT Indicator Lamp
D/LOCK BL Power Door Lock
DEF GW Rear Window Defogger
DTRL LT Headlamp - Wi th Daytime Light System
ECTS EC Engine Coolant Temperature Sensor
ENGSS AT Engine Speed Signal
EPS STC Electronic Controlled Power Steering
ETC1 EC Electric Throttle Control Function
ETC2 EC Throttle Control Motor Relay
ETC3 EC Throttle Control Motor
F/FOG LT Front Fog Lamp
F/PUMP EC Fuel Pump
FTS AT A/T Fluid Temperature Sensor
FTS CVT CVT Fluid Temperature Sensor Circuit
FTTS EC Fuel Tank Temperature Sensor
FUEL EC Fuel Ignition System Function
HEATER MTC Heater System