Toyota Tundra (2015 year). Manual — part 82
OK
6.
CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - STEREO
COMPONENT AMPLIFIER ASSEMBLY)
(a) Disconnect the J135 navigation receiver assembly connector.
(b) Disconnect the J141 stereo component amplifier assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J135-7 (TX1+) - J141-8 (TX+)
Always
Below 1 Ω
J135-8 (TX1-) - J141-7 (TX-)
Always
Below 1 Ω
J135-7 (TX1+) - Body ground
Always
10 kΩ or higher
J135-8 (TX1-) - Body ground
Always
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
7.
REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY
(a) Replace the stereo component amplifier assembly with a known good one
.
(b) Clear the DTCs
.
(c) Recheck for DTCs and check if the same DTC is output again.
OK:
No DTCs are output.
Result
RESULT
PROCEED TO
OK
A
NG (for Column Shift Type)
B
NG (for Floor Shift Type)
C
B
REPLACE NAVIGATION RECEIVER ASSEMBLY
NAVIGATION: NAVIGATION SYSTEM: B15D3; Stereo Component ...
C
REPLACE NAVIGATION RECEIVER ASSEMBLY
A
END (STEREO COMPONENT AMPLIFIER ASSEMBLY IS
DEFECTIVE)
NAVIGATION: NAVIGATION SYSTEM: B15D3; Stereo Component ...
OK
Last Modified: 9-16-2014
6.6 C
Doc ID: RM000003WQ208PX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: NAVIGATION: NAVIGATION SYSTEM: B15F5; A/C ECU Vehicle Information Reading/Writing Processor
Malfunction; 2015 MY Tundra [08/2014 - ]
DTC
B15F5
A/C ECU Vehicle Information Reading/Writing Processor Malfunction
DESCRIPTION
This DTC is stored when items controlled by the Air conditioning amplifier assembly cannot be customized via the
navigation system vehicle customization screen.
HINT:
The Air conditioning amplifier assembly controls the air conditioning system related items that are
customizable via the navigation receiver assembly screen.
DTC
CODE
DTC DETECTION CONDITION
TROUBLE AREA
B15F5
Air conditioning amplifier assembly vehicle setting
processing error.
CAN communication system
Air conditioning system
Air conditioning amplifier
assembly
Navigation receiver assembly
INSPECTION PROCEDURE
PROCEDURE
1.
CHECK CAN COMMUNICATION SYSTEM
(a) Use the Techstream to check if the CAN communication system is functioning normally
.
OK:
CAN communication DTCs are not output.
NG
GO TO CAN COMMUNICATION SYSTEM
2.
CHECK AIR CONDITIONING SYSTEM
(a) Check if the air conditioning system is malfunctioning
.
NAVIGATION: NAVIGATION SYSTEM: B15F5; A/C ECU Vehicle In...
OK
HINT:
Customization may not be possible depending on the malfunction in the air conditioning system.
OK:
No malfunctions are present in the air conditioning system.
NG
GO TO AIR CONDITIONING SYSTEM
3.
CHECK CUSTOMIZE ITEMS
(a) Display the "Vehicle Customization" screen.
These air conditioning system items shown as customizable via the navigation receiver assembly vehicle
customization screen can also be changed using the Techstream. In the following steps, the Techstream
will be used.
(1) To match-up the items in the navigation receiver assembly with the items on the Techstream,
check the customize parameters list for the air conditioning system related items that can be
customized via the navigation receiver assembly screen
.
OK:
The items available for customization via the navigation receiver assembly screen can be customized
successfully using the Techstream.
Result
RESULT
PROCEED TO
OK (for Column Shift Type)
A
OK (for Floor Shift Type)
B
NG
C
B
REPLACE NAVIGATION RECEIVER ASSEMBLY
C
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY
A
REPLACE NAVIGATION RECEIVER ASSEMBLY
NAVIGATION: NAVIGATION SYSTEM: B15F5; A/C ECU Vehicle In...
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