2001 NISSAN X-TRAIL Service Repair Manual

Page 3377 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual TROUBLE DIAGNOSIS
ATC-101
C
D
E
F
G
H
I
K
L
MA
B
AT C
2.CHECK AMBIENT SENSOR CIRCUIT BETWEEN AMBIENT SENSOR AND AUTO AMP. (LCU)
Disconnect auto amp. (LCU) harness connector.
OK or NG
OK >> GO TO 3.
NG

Page 3378 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual ATC-102
TROUBLE DIAGNOSIS
COMPONENT INSPECTION
Ambient Sensor
After  disconnecting  ambient  sensor  harness  connector,  measure
resistance between terminals 2 and 1 at sensor harness side, using
the

Page 3379 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual TROUBLE DIAGNOSIS
ATC-103
C
D
E
F
G
H
I
K
L
MA
B
AT C
DIAGNOSTIC PROCEDURE
SYMPTOM: In-vehicle sensor circuit is open or shorted. (22 or -22 is
indicated  on  auto  amp.  as  a  result  of  conducting

Page 3380 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual ATC-104
TROUBLE DIAGNOSIS
3. CHECK IN-VEHICLE SENSOR
Refer to ATC-104, "
In-vehicle Sensor"
OK or NG
OK >> 1. Replace auto amp.
2. Go  to  self-diagnosis AT C - 4 7 ,   "
PROCEDURE"

Page 3381 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual TROUBLE DIAGNOSIS
ATC-105
C
D
E
F
G
H
I
K
L
MA
B
AT C
Sunload Sensor CircuitEJS001HD
COMPONENT DESCRIPTION
The  sunload  sensor  is  located  on  the  left  defroster  grille.  It detects
sunload ente

Page 3382 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual ATC-106
TROUBLE DIAGNOSIS
2. CHECK SUNLOAD SENSOR CIRCUIT BETWEEN SUNLOAD SENSOR AND AUTO AMP. (LCU)
Disconnect auto amp. (LCU) harness connector.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or conne

Page 3383 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual TROUBLE DIAGNOSIS
ATC-107
C
D
E
F
G
H
I
K
L
MA
B
AT C
COMPONENT INSPECTION
Sunload Sensor
Measure voltage between auto amp. terminal 10 and ground.
If NG, replace auto amp.
●When checking sunload se

Page 3384 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual ATC-108
TROUBLE DIAGNOSIS
Intake Sensor Circuit
EJS001HE
COMPONENT DESCRIPTION
Intake Sensor
The intake sensor is located on the heater & cooling unit. It converts
temperature of air after it passes t