2005 NISSAN X-TRAIL brake light

BRAKE SWITCH
EC-1317
[YD (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
MA
EC

2. CHECK OVERALL FUNCTION-II
With CONSULT-II
Check “BRAKE SW2” indication in “DATA MONITOR” mode.
Without CONSULT-II
1. Turn ignition switch ON.
2. Check voltage between ECM terminal 101 and ground under the
following conditions.
OK or NG
OK >>INSPECTION END
NG >> GO TO 7.
CONDITION INDICATION
When brake pedal and/or clutch pedal is fully depressed ON
When brake pedal and clutch pedal are slightly released OFF
SEC013D
Condition Voltage
When brake pedal and/or clutch pedal is slightly depressed Approximately 0V
When brake pedal and clutch pedal are fully released Battery voltage
PBIB1677E

BRAKE SWITCH
EC-1321
[YD (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
MA
EC

2. Disconnect ASCD brake switch harness connector.
3. Check continuity between ASCD brake switch terminals 1 and 2
under the following conditions.
If NG, adjust ASCD brake switch installation, refer to BR-6,
"BRAKE PEDAL" , and perform step 3 again.
ASCD CLUTCH SWITCH
1. Turn ignition switch OFF.
2. Disconnect ASCD clutch switch harness connector.
3. Check harness continuity between ASCD clutch switch termi-
nals 1 and 2 under the following conditions.
If NG, adjust ASCD clutch switch installation, refer to CL-5,
"CLUTCH PEDAL" , and perform step 3 again.
STOP LAMP SWITCH
1. Disconnect stop lamp switch harness connector.
2. Check continuity between stop lamp switch terminals 1 and 2
under the following conditions.
If NG, adjust stop lamp switch installation, refer to BR-6,
"BRAKE PEDAL" , and perform step 2 again.
Condition Continuity
When brake pedal is fully released. Should exist.
When brake pedal is slightly depressed. Should not exist.
SEC023D
Condition Continuity
When clutch pedal is fully released. Should exist.
When clutch pedal is slightly depressed. Should not exist.
SEC024D
Conditions Continuity
When brake pedal is fully released. Should not exist.
When Brake pedal is slightly depressed. Should exist.
PBIB0118E

INDEX FOR DTC
EC-1351
[YD (WITHOUT EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
MA
EC

[YD (WITHOUT EURO-OBD)]INDEX FOR DTCPFP:00024
Alphabetical IndexEBS011WP
Check if the vehicle is a model with Euro-OBD (E-OBD) system or not by the “Type approval number” on the
identification plate. Refer to GI-46, "
IDENTIFICATION PLATE" .
NOTE:
If DTC U1000 is displayed with other DTC, first perform the trouble diagnosis for DTC U1000. Refer to
EC-1425, "
DTC U1000 CAN COMMUNICATION LINE" .
X: Applicable —: Not applicable
Items
(CONSULT-II screen terms) DTC
MI lighting
up Reference page
CONSULT-II
ECM*
1
APP SEN 1/CIRCUIT P0122 0122 —EC-1455
APP SEN 1/CIRCUIT P0123 0123 —EC-1455
APP SEN 2/CIRCUIT P0222 0222 —EC-1493
APP SEN 2/CIRCUIT P0223 0223 —EC-1493
APP SENSOR P2135 2135 —EC-1624
BARO SEN/CIRC P2228 2228 —EC-1641
BARO SEN/CIRC P2229 2229 —EC-1641
BATTERY VOLTAGE P0563 0563 —EC-1554
BRAKE SW/CIRCUIT P0504 0504 —EC-1544
CAN COMM CIRCUIT U1000
1000*2—EC-1425
CKP SEN/CIRCUIT P0335 0335×EC-1512
CKP SENSOR P0336 0336×EC-1518
CMP SEN/CIRCUIT P0340 0340×EC-1525
CMP SENSOR P0341 0341×EC-1531
CMP/CKP RELATION P0016 0016 —EC-1428
CYL1 INJECTOR P0201 0201 —EC-1474
CYL2 INJECTOR P0202 0202 —EC-1474
CYL3 INJECTOR P0203 0203 —EC-1474
CYL4 INJECTOR P0204 0204 —EC-1474
ECM P0605 0605×EC-1566
ECM P0606 0606×EC-1568
ECM RELAY P0686 0686 —EC-1584
ECT SEN/CIRC P0117 0117 —EC-1449
ECT SEN/CIRC P0118 0118 —EC-1449
ENG OVER TEMP P0217 0217×EC-1480
FRP RELIEF VALVE P1272 1272 —EC-1602
FRP SEN/CIRC P0192 0192 —EC-1466
FRP SEN/CIRC P0193 0193 —EC-1466
FUEL LEAK P0093 0093×EC-1434
FUEL PUMP P0089 0089 —EC-1432
FUEL PUMP P1273 1273 —EC-1609
FUEL PUMP P1274 1274×EC-1614
FUEL PUMP P1275 1275×EC-1619
FUEL PUMP/CIRC P0628 0628×EC-1570
FUEL PUMP/CIRC P0629 0629×EC-1570
FUEL TEMP SEN/CIRC P0182 0182 —EC-1462

EC-1354
[YD (WITHOUT EURO-OBD)]
INDEX FOR DTC

*1: In Diagnostic Test Mode II (Self-diagnostic results).
*2: The troubleshooting for this DTC needs CONSULT-II.P0504 0504 BRAKE SW/CIRCUIT —EC-1544
P0563 0563 BATTERY VOLTAGE —EC-1554
P0580 0580 STRG SW/CIRC —EC-1557
P0581 0581 STRG SW/CIRC —EC-1557
P0605 0605 ECM×EC-1566
P0606 0606 ECM×EC-1568
P0628 0628 FUEL PUMP/CIRC×EC-1570
P0629 0629 FUEL PUMP/CIRC×EC-1570
P0642 0642 SENSOR PWR/CIRC1 —EC-1575
P0643 0643 SENSOR PWR/CIRC1 —EC-1575
P0652 0652 SENSOR PWR/CIRC2 —EC-1579
P0653 0653 SENSOR PWR/CIRC2 —EC-1579
P0686 0686 ECM RELAY —EC-1584
P1211 1211 TCS C/U FUNCTN —EC-1588
P1212 1212 TCS/CIRC —EC-1589
P1260 1260 INJ ADJ RES/CIRC1 —EC-1590
P1261 1261 INJ ADJ RES/CIRC1 —EC-1590
P1262 1262 INJ ADJ RES/CIRC2 —EC-1590
P1263 1263 INJ ADJ RES/CIRC2 —EC-1590
P1264 1264 INJ ADJ RES/CIRC3 —EC-1590
P1265 1265 INJ ADJ RES/CIRC3 —EC-1590
P1266 1266 INJ ADJ RES/CIRC4 —EC-1590
P1267 1267 INJ ADJ RES/CIRC4 —EC-1590
P1268 1268 INJECTOR 1 —EC-1596
P1269 1269 INJECTOR 2 —EC-1596
P1270 1270 INJECTOR 3 —EC-1596
P1271 1271 INJECTOR 4 —EC-1596
P1272 1272 FRP RELIEF VALVE —EC-1602
P1273 1273 FUEL PUMP —EC-1609
P1274 1274 FUEL PUMP×EC-1614
P1275 1275 FUEL PUMP×EC-1619
P1610 - P1617 1610 - 1617 NATS MALFUNTION —EC-1373
P2135 2135 APP SENSOR —EC-1624
P2146 2146 INJ PWR/CIRC×EC-1631
P2147 2147 INJECTOR/CIRC×EC-1635
P2148 2148 INJECTOR/CIRC×EC-1635
P2149 2149 INJ PWR/CIRC×EC-1631
P2228 2228 BARO SEN/CIRC —EC-1641
P2229 2229 BARO SEN/CIRC —EC-1641
DTC
Items
(CONSULT-II screen item) MI lighting up Reference page
CONSULT-II
ECM*
1

EC-1382
[YD (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS

Basic InspectionEBS011XF
Precaution:
Perform Basic Inspection without electrical or mechanical loads applied;

Headlamp switch is OFF.

On vehicles equipped with daytime light systems, set lighting switch to the 1st position to light
only small lamps.

Air conditioner switch is OFF.

Rear defogger switch is OFF.

Steering wheel is in the straight-ahead position, etc.
Priority Detected items (DTC)
1

U1000 CAN communication line

P0016 Crankshaft position - camshaft position correlation

P0102 P0103 Mass air flow sensor

P0112 P0113 Intake air temperature sensor

P0117 P0118 Engine coolant temperature sensor

P0122 P0123 P0222 P0223 P2135 Accelerator pedal position sensor

P0182 P0183 Fuel pump temperature sensor

P0192 P0193 Fuel rail pressure sensor

P0237 P0238 Turbocharger boost sensor

P0335 P0336 Crankshaft position sensor

P0340 P0341 Camshaft position sensor

P0563 Battery voltage

P0605 P0606 ECM

P0642 P0643 P0652 P0653 Sensor power supply

P1260 - P1267 Fuel injector adjustment resistor

P1610 - P1617 NATS

P2228 P2229 Barometric pressure sensor
2

P0089 P0628 P0629 P1272 - P1275 Fuel pump

P0200 - P0204 P1268 - P1271 P2146 - P2149 Fuel injector

P0686 ECM relay

P1212 TCS communication line
3

P0088 P0093 Fuel system

P0217 Engine over temperature (OVERHEAT)

P0234 Turbocharger system

P0501 P0502 P0503 ASCD vehicle speed sensor

P0504 ASCD brake switch

P0580 P0581 ASCD steering switch

P1211 TCS control unit

EC-1404
[YD (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS

85 —Sensor ground
(Accelerator pedal posi-
tion sensor shield circuit)[Engine is running]
Warm-up condition

Idle speedApproximately 0.3V
87 GY/R CAN communication line[Ignition switch ON]Approximately 2.0 - 2.6V
Output voltage varies with the
communication status.
89 LG Data link connector[Ignition switch ON]

CONSULT-II is disconnected.Approximately 0V - Battery volt-
age (11 - 14V)
90 LAccelerator pedal position
sensor 2 power supply[Ignition switch ON]Approximately 5.3V
91 GAccelerator pedal position
sensor 2[Ignition switch ON]

Engine stopped

Accelerator pedal: Fully released0.4 - 0.7V
[Ignition switch ON]

Engine stopped

Accelerator pedal: Fully depressed2.2 - 2.7V
92 YAccelerator pedal position
sensor 2 ground[Engine is running]

Warm-up condition

Idle speedApproximately 0.3V
95 G/R CAN communication line[Ignition switch ON]Approximately 2.6 - 3.2V
Output voltage varies with the
communication status.
99 B/Y Start signal[Ignition switch ON]Approximately 0.3V
[Ignition switch START]BATTERY VOLTAGE
(11 - 14V)
100 P Stop lamp switch[Ignition switch OFF]

Brake pedal: Fully releasedApproximately 0V
[Ignition switch OFF]

Brake pedal: Slightly depressedBATTERY VOLTAGE
(11 - 14V)
101 GY/L ASCD brake switch[Ignition switch ON]

Brake pedal and clutch pedal: Fully releasedBATTERY VOLTAGE
(11 - 14V)
[Ignition switch ON]

Brake pedal and/or clutch pedal: Slightly
depressedApproximately 0V
102PU*
1
W/R*2ASCD steering switch[Ignition switch ON]

ASCD steering switch: OFFApproximately 4.3V
[Ignition switch ON]

MAIN switch: PressedApproximately 0.3V
[Ignition switch ON]

CANCEL switch: PressedApproximately 1.3V
[Ignition switch ON]

RESUME/ACCELERATE switch: PressedApproximately 3.3V
[Ignition switch ON]

SET/COAST switch: PressedApproximately 2.3V
103 B/ORASCD steering switch
ground[Engine is running]

Warm-up condition

Idle speedApproximately 0.3V TERMI-
NAL
NO.WIRE
COLORITEM CONDITIONDATA
(DC Voltage and Pulse Signal)

EC-1412
[YD (WITHOUT EURO-OBD)]
TROUBLE DIAGNOSIS

NOTE:
Any monitored item that does not match the vehicle being diagnosed is deleted from the display automatically.
*: These signals are converted by ECM internally. Thus, these differ from ECM terminals voltage.P/N POSI SW

Ignition switch: ONShift lever: Neutral position ON
Except above OFF
START SIGNAL

Ignition switch: ON → START → ON OFF → ON → OFF
PW/ST SIGNAL

Engine: After warming up, idle
the engineSteering wheel is in neutral posi-
tion. (Forward direction)OFF
Steering wheel is turned. ON
BRAKE SW

Ignition switch: ONBrake pedal: Fully released OFF
Brake pedal: Slightly depressed ON
IGN SW

Ignition switch: ON → OFF ON → OFF
ACT CR PRESS

Engine: After warming up

Air conditioner switch: OFF

Shift lever: Neutral position

No-loadIdle 20 - 30 MPa
2,000 rpm 45 - 55 MPa
MAIN INJ WID

Engine: After warming up

Shift lever: Neutral position

Idle speedNo-load 0.68 - 0.78 msec
Blower fan switch: ON
Rear window defogger switch: ON0.78 - 0.88 msec
GLOW RLY Refer to EC-1643, "
GLOW CONTROL SYSTEM" .
PUMP CURRENT

Engine: After warming up

Air conditioner switch: OFF

Shift lever: Neutral position

No-loadIdle 1,700 - 1,900 mA
2,000 rpm 1,600 - 1,800 mA
COOLING FAN

When cooling fan is stopped. OFF

When cooling fans operate at low speed. LOW

When cooling fans operate at high speed. HI
EGR VOL CON/V

Engine: After warming up

Air conditioner switch: OFF

Shift lever: Neutral position

No-loadAfter 1 minute at idle More than 10 steps
Revving engine from idle to 3,600
rpm0 step
INT/A VOLUME

Engine: After warming up, idle the engine 150 - 450 mg/st
INT/M PRES SE [kPa]

Engine: After warming up

Air conditioner switch: OFF

Shift lever: Neutral position

No-loadIdle Approx. 100 kPa
2,800 rpm Approx. 126 kPa
4,000 rpm Approx. 106 kPa
BARO SEN

Ignition switch: ONAltitude
Approx. 0m: Approx. 100.62 kPa
(1.0062 bar, 1.026 kg/cm
2 , 14.59
psi)
Approx. 1,000 m: Approx. 88.95
kPa (0.8895 bar, 0.907 kg/cm
2 ,
12.90 psi)
Approx. 1,500 m: Approx. 83.16
kPa (0.8316 bar, 0.848 kg/cm
2 ,
12.06 psi)
Approx. 2,000 m: Approx. 78.36
kPa (0.7836 bar, 0.799 kg/cm
2 ,
11.36 psi)
CYL COUNT

Engine is running 1 → 3 → 4 → 2 MONITOR ITEM CONDITION SPECIFICATION

EC-1544
[YD (WITHOUT EURO-OBD)]
DTC P0504 ASCD BRAKE SWITCH

DTC P0504 ASCD BRAKE SWITCHPFP:25320
Component DescriptionEBS01FDM
When the brake pedal is depressed, ASCD brake switch (1) and
stop lamp switch (2) are turned ON. ECM detects the state of the
brake pedal by this input of two kinds (ON/OFF signal).
Refer to EC-1690, "
AUTOMATIC SPEED CONTROL DEVICE
(ASCD)" for the ASCD function.
CONSULT-II Reference Value in Data Monitor ModeEBS01FDN
Specification data are reference values.
On Board Diagnosis LogicEBS01FDO
MI will not light up for this diagnosis.
PBIB2882E
MONITOR ITEM CONDITION SPECIFICATION
BRAKE SW

Ignition switch: ONBrake pedal: Fully released OFF
Brake pedal: Slightly
depressedON
BRAKE SW2

Ignition switch: ONBrake pedal and clutch pedal:
Fully releasedOFF
Brake pedal and/or clutch
pedal: Slightly depressedON
DTC No.Trouble Diagnosis
NameDTC Detecting Condition Possible Cause
P0504
0504ASCD brake switch

When the vehicle speed is above 5 km/h (3
MPH), ON signal from the stop lamp switch
and OFF signal from the ASCD brake
switch are sent to the ECM at the same
time.

Harness or connectors
(The stop lamp switch circuit is open or
shorted.)

Harness or connectors
(The ASCD brake switch circuit is open or
shorted.)

Harness or connectors
(The ASCD clutch switch circuit is open or
shorted.)

Stop lamp switch

ASCD brake switch

ASCD clutch switch

Incorrect stop lamp switch installation

Incorrect ASCD brake switch installation

Incorrect ASCD clutch switch installation

ECM