2011 INFINITI QX56 Factory Service Manual

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Page 337 of 5598

INFINITI QX56 2011 Factory Service Manual
AV
SIDE CAMERA LH IMAGE SIGNAL CIRCUITAV-189
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K L
M B A
O P4. Check continuity between around view monitor control unit harness connector and ground.
Is inspec

Page 338 of 5598

INFINITI QX56 2011 Factory Service Manual
AV-190
< DTC/CIRCUIT DIAGNOSIS >
SIDE CAMERA RH COMMUNICATION SIGNAL CIRCUIT
SIDE CAMERA RH COMMUNICATION SIGNAL CIRCUIT
DescriptionINFOID:0000000006216362
Around view monitor control unit supplies

Page 339 of 5598

INFINITI QX56 2011 Factory Service Manual
AV
SIDE CAMERA RH IMAGE SIGNAL CIRCUITAV-191
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K L
M B A
O P
SIDE CAMERA RH IM AGE SIGNAL CIRCUIT
DescriptionINFOID:0000000006216364
Around view monitor contr

AV
SIDE CAMERA RH IMAGE SIGNAL CIRCUITAV-191
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K L
M B A
O P
SIDE CAMERA RH IM AGE SIGNAL CIRCUIT
DescriptionINFOID:0000000006216364
Around view monitor control unit supplies to the front camera, rear camera and side camera. And then it
superimpose the images from each camera and outputs then to the front display unit.
Superimpose the guiding lines, predictive course line and sonar indicator to the camera image that outputs
to the front display unit.
Around view monitor control unit performs the rec eption/transmission of communication signal with each
camera.
Diagnosis ProcedureINFOID:0000000006216365
1.CHECK CONTINUITY SIDE CAMERA RH POWER SUPPLY AND GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect control unit connector and door mirror (passenger side) connector.
3. Check continuity between around view monitor c ontrol unit harness connector and door mirror (passenger
side) harness connector.
4. Check continuity between around view monitor control unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK VOLTAGE SIDE CAMERA RH POWER SUPPLY
1. Connect around view monitor control unit connec tor and door mirror (passenger side) connector.
2. Turn ignition switch ON.
3. Check voltage between around view monitor control unit harness connector and ground.
Is inspection result normal?
YES >> GO TO 3.
NO >> Replace around view monitor control unit. Refer to AV-233, "
Removal and Installation".
3.CHECK CONTINUITY SIDE CAMERA RH IMAGE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect around view monitor control unit connec tor and door mirror (passenger side) connector.
3. Check continuity between around view monitor c ontrol unit harness connector and door mirror (passenger
side) harness connector.
Around view monitor control
unit Door mirror
(passenger side) Continuity
Connector Terminals Connector Terminals
M48 32
D23 18
Existed
34 6
Around view monitor control unit GroundContinuity
Connector Terminal
M48 34 Not existed
(+)
(− ) Condition Vo l ta g e
(Approx.)
Around view monitor control
unit
Connector Terminal
M48 34 Ground “CAMERA” switch is ON or
shift position is “R”.
6.0 V
Revision: 2010 May2011 QX56

Page 340 of 5598

INFINITI QX56 2011 Factory Service Manual
AV-192
< DTC/CIRCUIT DIAGNOSIS >
SIDE CAMERA RH IMAGE SIGNAL CIRCUIT
4. Check continuity between around view monitor control unit harness connector and ground.
Is inspection result normal?
YES >> GO

Page 341 of 5598

INFINITI QX56 2011 Factory Service Manual
AV
STEERING SWITCH SIGNAL A CIRCUITAV-193
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K L
M B A
O P
STEERING SWITCH SI GNAL A CIRCUIT
DescriptionINFOID:0000000006216366
Transmits the steering switch sig

Page 342 of 5598

INFINITI QX56 2011 Factory Service Manual
AV-194
< DTC/CIRCUIT DIAGNOSIS >
STEERING SWITCH SIGNAL A CIRCUIT
Standard
Between terminals 14 and 17
ENTER switch ON : 2003 – 2043 Ω
switch ON : 716 – 730
Ω
MENU DOWN switch ON : 318 –

Page 343 of 5598

INFINITI QX56 2011 Factory Service Manual
AV
STEERING SWITCH SIGNAL B CIRCUITAV-195
< DTC/CIRCUIT DIAGNOSIS >
C
DE
F
G H
I
J
K L
M B A
O P
STEERING SWITCH SI GNAL B CIRCUIT
DescriptionINFOID:0000000006216369
Transmits the steering switch sig

Page 344 of 5598

INFINITI QX56 2011 Factory Service Manual
AV-196
< DTC/CIRCUIT DIAGNOSIS >
STEERING SWITCH SIGNAL B CIRCUIT
Standard
Between terminals 14 and 17
ENTER switch ON : 2003 – 2043 Ω
switch ON : 716 – 730
Ω
MENU DOWN switch ON : 318 –

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