Nissan Pathfinder. Manual — part 174
AV
U1231 BOSE AMP.
AV-523
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1231 BOSE AMP.
DTC Logic
INFOID:0000000009174725
CONSULT Display
DTC Detection Condition
Possible Cause
AMP TEMP
[U1231]
BOSE speaker amp. malfunction is detected.
Replace BOSE speaker amp. if malfunction oc-
curs constantly.
Refer to
AV-524
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM AUDIO WITH NAVIGATION]
U1232 STEERING ANGLE SENSOR
U1232 STEERING ANGLE SENSOR
DTC Logic
INFOID:0000000009174726
Diagnosis Procedure
INFOID:0000000009174727
1.
ADJUST PREDICTIVE COURSE LINE CENTER POSITION OF STEERING ANGLE SENSOR
When U1232 is detected, the predictive course line center position of the steering angle sensor needs to be
adjusted.
>> Adjust the predictive course line center position of steering angle sensor. Refer to
DICTED COURSE LINE CENTER POSITION ADJUSTMENT : Work Procedure"
CONSULT Display
DTC Detection Condition
Possible Cause
ST ANGLE SEN CALIB
[U1232]
Predictive course line center position adjustment
of steering angle sensor is incomplete.
Adjust predictive course line center position of
steering angle sensor.
AV
U1243 DISPLAY UNIT
AV-525
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
U1243 DISPLAY UNIT
DTC Logic
INFOID:0000000009174728
Diagnosis Procedure
INFOID:0000000009174729
Regarding Wiring Diagram information, refer to
.
1.
CHECK DISPLAY UNIT POWER SUPPLY AND GROUND CIRCUIT
Check display unit power supply and ground circuits. Refer to
AV-549, "DISPLAY UNIT : Diagnosis Proce-
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness or connectors.
2.
CHECK COMMUNICATION CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect display unit connector M92 and AV control unit connector M163.
3. Check continuity between display unit connector M92 terminals 9, 10 and AV control unit connector M163
terminals 77, 61.
4. Check continuity between display unit connector M92 terminals 9, 10 and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
CHECK COMMUNICATION SIGNAL (DISP
→CONT)
1. Connect display unit connector M92 and AV control unit connector M163.
2. Turn ignition switch ON.
3. Check signal between display unit connector M92 terminal 9 and ground.
CONSULT Display
DTC Detection Condition
Possible Cause
FRONT DISP CONN
[U1243]
When any of the following is detected.
• display unit power supply or ground circuit
malfunction.
• serial communication circuit malfunction be-
tween front display unit and AV control unit.
• Display unit power supply and ground circuits.
• Serial communication circuits between front
display unit and AV control unit.
Display unit
AV control unit
Continuity
Connector
Terminal
Connector
Terminal
M92
9
M163
77
Yes
10
61
Display unit
Ground
Continuity
Connector
Terminal
M92
9
—
No
10
AV-526
< DTC/CIRCUIT DIAGNOSIS >
[PREMIUM AUDIO WITH NAVIGATION]
U1243 DISPLAY UNIT
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace AV control unit. Refer to
AV-611, "Removal and Installation"
4.
CHECK COMMUNICATION SIGNAL (CONT
→DISP)
Check signal between display unit connector M92 terminal 10 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace display unit. Refer to
AV-615, "Removal and Installation"
Display unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M92
9
—
When adjusting dis-
play brightness.
PKIB5039J
Display unit
Ground
Condition
Reference value
(+)
(
−)
Connector
Terminal
M92
10
—
When adjusting dis-
play brightness.
PKIB5039J
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст