Nissan Qashqai (2007-2010). Manual — part 1934
SN
SONAR CONTROL UNIT
SN-13
< ECU DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
JCNWA0226GB
SN-14
< ECU DIAGNOSIS >
SONAR CONTROL UNIT
JCNWA0227GB
SN
SONAR CONTROL UNIT
SN-15
< ECU DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Fail Safe
INFOID:0000000000935765
The warning buzzer function shuts off when the sensor system error is detected.
JCNWA0228GB
SN-16
< SYMPTOM DIAGNOSIS >
SONAR SYSTEM SYMPTOMS
SYMPTOM DIAGNOSIS
SONAR SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000000935767
Symptom
Check item
Possible malfunction location / Action to take
All sonar sensors do not activate.
Error is detected automatically with self-diagno-
sis.
Sensor power supply and ground circuit
(common part to each sensor)
Refer to
.
Error is not detected automatically with self-diag-
nosis.
• Sonar control unit power supply and ground
• Buzzer circuit
.
Any sonar sensor does not acti-
vate.
Error is detected automatically with self-diagno-
sis.
• Sensor power supply and ground circuit
(except common part to each sensor)
Refer to
.
• Sensor signal circuit
.
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