2003 NISSAN X-TRAIL Service Repair Manual

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Page 921 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual TROUBLE DIAGNOSIS
EC-543
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ECM Harness Connector Terminal LayoutEBS010XB
ECM Terminals and Reference ValueEBS010XC
PREPARATION
1. ECM is located behin

Page 922 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual EC-544
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TROUBLE DIAGNOSIS

2PU/RHeated oxygen sensor 2
heater[Engine is running]
Engine speed is below 3,600 rpm after the
following conditions are met
–Warm-up condition

Page 923 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual TROUBLE DIAGNOSIS
EC-545
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13 L/WCamshaft position sensor
(PHASE)[Engine is running]
Warm-up condition
Idle speed
NOTE:
The pulse cycle changes dep

Page 924 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual EC-546
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TROUBLE DIAGNOSIS

19 PEVAP canister purge vol-
ume control solenoid valve[Engine is running]
Idle speedBATTERY VOLTAGE
(11 - 14V)
[Engine is running]
Engine speed is

Page 925 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual TROUBLE DIAGNOSIS
EC-547
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35 P/L Heated oxygen sensor 1[Engine is running]Warm-up condition
Engine speed is 2,000 rpm0 - Approximately 1.0V
(Periodi

Page 926 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual EC-548
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TROUBLE DIAGNOSIS

62 YIntake valve timing
control solenoid valve[Engine is running]
Warm-up condition
Idle speedBATTERY VOLTAGE
(11 - 14V)
[Engine is running]
Warm

Page 927 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual TROUBLE DIAGNOSIS
EC-549
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84 L/YElectrical load signal
(Headlamp signal)[Ignition switch: ON]Lighting switch: 2ND positionBATTERY VOLTAGE
(11 - 14V)

TROUBLE DIAGNOSIS
EC-549
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84 L/YElectrical load signal
(Headlamp signal)[Ignition switch: ON]Lighting switch: 2ND positionBATTERY VOLTAGE
(11 - 14V)
[Ignition switch: ON]
Lighting switch: OFFApproximately 0V
85 LG DATA link connector[Ignition switch: ON]
CONSULT-II is disconnectedBATTERY VOLTAGE
(11 - 14V)
86 GY/R CAN communication line[Ignition switch: ON]1.0 - 2.5V
89 G Cooling fan relay (High)[Engine is running]
Cooling fan is not operatingBATTERY VOLTAGE
(11 - 14V)
[Engine is running]
Cooling fan is high speed operating0 - 1.0V
90 RSensor power supply
(Accelerator pedal position
sensor 1)[Ignition switch: ON]Approximately 5V
91 BR/YSensor power supply
(Accelerator pedal position
sensor 2)[Ignition switch: ON]Approximately 5V
93 BRElectrical load signal
(Rear window defogger sig-
nal)[Ignition switch: ON]
Rear window defogger switch: ONBATTERY VOLTAGE
(11 - 14V)
[Ignition switch: ON]
Rear window defogger switch: OFFApproximately 0V
94 G/R CAN communication line[Ignition switch: ON]2.5 - 4.0V
96 LG/B Heater fan switch[Engine is running]
Heater fan switch: ONApproximately 0V
[Engine is running]
Heater fan switch: OFFBATTERY VOLTAGE
(11 - 14V)
97 PU Cooling fan relay (Low)[Ignition switch: ON]
Cooling fan is not operatingBATTERY VOLTAGE
(11 - 14V)
[Ignition switch: ON]
Cooling fan is operating0 - 1.0V
98 B/WAccelerator pedal position
sensor 2[Ignition switch: ON]
Engine stopped
Accelerator pedal: Fully released0.15 - 0.6V
[Ignition switch: ON]
Engine stopped
Accelerator pedal: Fully depressed1.95 - 2.4V
101 P Stop lamp switch[Ignition switch: OFF]
Brake pedal: Fully releasedApproximately 0V
[Ignition switch: OFF]
Brake pedal: Slightly fully depressedBATTERY VOLTAGE
(11 - 14V)
102 G/OR PNP switch[Ignition switch: ON]
Shift lever: P or N (A/T), Neutral (M/T)Approximately 0V
[Ignition switch: ON]
Except above positionA/T models
BATTERY VOLTAGE
(11 - 14V)
M/T models
Approximately 5V TERMI-
NAL
NO.WIRE
COLORITEM CONDITION DATA (DC Voltage)

Page 928 of 4179

NISSAN X-TRAIL 2003 Service Repair Manual EC-550
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TROUBLE DIAGNOSIS

: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)104 W/B Throttle control motor relay[Ignition switch: OFF]B

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