2007 INFINITI QX56 ignition

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INFINITI QX56 2007  Factory Service Manual NAVIGATION SYSTEM
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< SERVICE INFORMATION >
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1. Connect NAVI control unit connector.
2. Turn ignition switch ON.
3. Check voltage between NAVI control unit harness

Page 656 of 3061

INFINITI QX56 2007  Factory Service Manual AV-116
< SERVICE INFORMATION >
NAVIGATION SYSTEM
1. Connect display control unit connector.
2. Turn ignition switch ON.
3. Check voltage between display control unit harness connector
M94 terminal 16

Page 657 of 3061

INFINITI QX56 2007  Factory Service Manual NAVIGATION SYSTEM
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1. Turn ignition switch ON.
2. Check voltage between display control unit and ground.
OK or NG
OK >> Replace display co

Page 658 of 3061

INFINITI QX56 2007  Factory Service Manual AV-118
< SERVICE INFORMATION >
NAVIGATION SYSTEM
1. Disconnect NAVI control unit connector B152.
2. Turn ignition switch ON.
3. With the A/T selector lever in R-position, check voltage between
NAVI co

Page 659 of 3061

INFINITI QX56 2007  Factory Service Manual NAVIGATION SYSTEM
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4. Check continuity between NAVI control unit and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3.

Page 660 of 3061

INFINITI QX56 2007  Factory Service Manual AV-120
< SERVICE INFORMATION >
NAVIGATION SYSTEM
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3.CHECK 1: AUDIO-TX COMMUNICATION SIGNAL
1. Connect display control unit connector.
2. Turn

Page 661 of 3061

INFINITI QX56 2007  Factory Service Manual NAVIGATION SYSTEM
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Display Communication Line Check (Between Display Control Unit and Display Unit)
INFOID:0000000003533738
1.CHECK HARNES

Page 662 of 3061

INFINITI QX56 2007  Factory Service Manual AV-122
< SERVICE INFORMATION >
NAVIGATION SYSTEM
Check signal between display control unit harness connector M95
terminal 36 and ground with CONSULT-II or oscilloscope.
OK or NG
OK >> GO TO 5.
NG >> R