Toyota Tundra (2015 year). Manual — part 2705
RESULT
PROCEED TO
NG
C
B
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY
C
REPAIR OR REPLACE HARNESS OR CONNECTOR
A
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Audio ...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000004Q5I00BX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Navigation ECU Communication Stop Mode; 2015
MY Tundra [08/2014 - ]
Navigation ECU Communication Stop Mode
DESCRIPTION
DETECTION
CONDITION
SYMPTOMS
TROUBLE AREA
Navigation ECU
Communication Stop
Mode
Either condition is met:
"Display and Navigation (AVN1)" is not
displayed on the "Bus Check" screen.
"Audio Receiver Assembly
Communication Stop Mode" in "DTC
Combination Table" applies.
Power source or inside of
navigation receiver
assembly
Navigation receiver
assembly CAN branch
wire or connector
Navigation receiver
assembly
For vehicles a navigation system.
WIRING DIAGRAM
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Naviga...
NEXT
INSPECTION PROCEDURE
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
HINT:
Operating the ignition switch, any switches or any doors triggers related ECU and sensor communication
with the CAN, which causes resistance variation.
PROCEDURE
1.
PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting the cable from the
battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice
before proceeding with work
.
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Naviga...
NEXT
OK
2.
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
(a) Disconnect the cable from the negative (-) battery terminal before measuring the resistances of
the CAN main wire and the CAN branch wire.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the
SRS system.
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected
.
3.
CHECK FOR OPEN IN CAN BUS WIRE (NAVIGATION RECEIVER ASSEMBLY CAN
BRANCH WIRE)
(a) Disconnect the J135 navigation receiver assembly
connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J135-9 (CANH) - J135-10 (CANL)
Ignition switch off
54 to 69 Ω
Text in Illustration
*a
NG
REPAIR OR REPLACE NAVIGATION RECEIVER
ASSEMBLY CAN BRANCH WIRE OR CONNECTOR
(CANH, CANL)
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Naviga...
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