2009 NISSAN TIIDA Service Repair Manual

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Page 2225 of 4331

NISSAN TIIDA 2009 Service Repair Manual EC
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7. Perform
EC-572, " Idle Air Volume Learning " .
>> INSPECTION END

Page 2226 of 4331

NISSAN TIIDA 2009 Service Repair Manual Idle Air Volume Learning " ,
before conducting DTC Confirmation Procedure. For the target idle speed, refer to the EC-1012 .
TESTING CONDITION:
• Before performing the following procedure, confi

Page 2227 of 4331

NISSAN TIIDA 2009 Service Repair Manual EC
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2. Replace ECM.
3. Perform initialization of NVIS (NATS) system and registration of all NVIS (NATS) ignition key IDs.
Refer to BL-249, " ECM Re-communicating Function " .
4. Perform EC-572,

Page 2228 of 4331

NISSAN TIIDA 2009 Service Repair Manual EC-872< SERVICE INFOMATION >
[MR TYPE 1]
DTC P0605 ECM
DTC P0605 ECM
Component Description INFOID:0000000004537377
The ECM consists of a microcomputer and connectors for signal
input and outp

EC-872< SERVICE INFOMATION >
[MR TYPE 1]
DTC P0605 ECM
DTC P0605 ECM
Component Description INFOID:0000000004537377
The ECM consists of a microcomputer and connectors for signal
input and output and for power supply. The ECM controls the engine.
On Board Diagn osis Logic INFOID:0000000004537378
This self-diagnosis has one or two trip detection logic.
FAIL-SAFE MODE
ECM enters fail-safe mode when malfunction A is detected.
DTC Confirmation Procedure INFOID:0000000004537379
Perform PROCEDURE FOR MALFUNCTION A first. If th e 1st trip DTC cannot be confirmed, perform
PROCEDURE FOR MALFUNCTION B. If there is no malfunction on PROCEDURE FOR MALFUNCTION
B, perform PROCEDURE FOR MALFUNCTION C.
NOTE:
If DTC Confirmation Procedure has been previously conduc ted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
PROCEDURE FOR MALFUNCTION A
1. Turn ignition switch ON.
2. Check 1st trip DTC.
3. If 1st trip DTC is detected, go to EC-873, " Diagnosis Procedure " .
PROCEDURE FOR MALFUNCTION B
1. Turn ignition switch ON and wait at least 1 second.
2. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
3. Check 1st trip DTC.
4. If 1st trip DTC is detected, go to EC-873, " Diagnosis Procedure " .
PROCEDURE FOR MALFUNCTION C
1. Turn ignition switch ON and wait at least 1 second.
2. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
3. Repeat step 3 for 32 times. PBIA9222J
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0605
0605 Engine control module A) ECM calculation function is malfunctioning.
• ECM
B) ECM EEP-ROM system is malfunctioning.
C) ECM self shut-off function is malfunctioning. Detected items Engine operation condition in fail-safe mode
Malfunction A • ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5
degrees) by the return spring.
• ECM deactivates ASCD operation.

Page 2229 of 4331

NISSAN TIIDA 2009 Service Repair Manual EC
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4. Check 1st trip DTC.
5. If 1st trip DTC is detected, go to EC-873, " Diagnosis Procedure " .
Diagnosis Procedure INFOID:0000000004537380DTC Confirmation Procedure " .
3. Is the 1st trip DTC

Page 2230 of 4331

NISSAN TIIDA 2009 Service Repair Manual Diagnosis Procedure " .
DTC No.
Trouble diagnosis
name DTC detecting condition Possible cause
P0643
0643 Sensor power supply
circuit short ECM detects a voltage of power source for
sensor is excess

Page 2231 of 4331

NISSAN TIIDA 2009 Service Repair Manual DTC P0643 SENSOR POWER SUPPLY
EC-875
< SERVICE INFOMATION >
[MR TYPE 1] C
D E
F
G H
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K L
M A EC
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Wiring Diagram
INFOID:0000000004537383
Specification data are reference values and are measured

Page 2232 of 4331

NISSAN TIIDA 2009 Service Repair Manual EC-876< SERVICE INFOMATION >
[MR TYPE 1]
DTC P0643 SENSOR POWER SUPPLY
Diagnosis Procedure INFOID:00000000045373841.
CHECK GROUND CONNECTIONS
1. Turn ignition switch OFF.
2. Loosen and retighten groun

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