Toyota Tundra (2015 year). Manual — part 110
NAVIGATION: NAVIGATION SYSTEM: Speaker Circuit; 2015 MY T...
INSPECTION PROCEDURE
PROCEDURE
1.
CHECK VEHICLE CONDITION
(a) Check the vehicle condition.
NAVIGATION: NAVIGATION SYSTEM: Speaker Circuit; 2015 MY T...
A
Result
RESULT
PROCEED TO
for 4 Speakers
A
for 7 or 9 Speakers
B
for 12 Speakers
C
B
GO TO STEP 5
C
GO TO STEP 12
2.
CHECK HARNESS AND CONNECTOR (SPEAKER CIRCUIT)
*1: for RH Side
*2: for LH Side
(a) Disconnect the J133 navigation receiver assembly connector.
(b) Disconnect the M8*1 and/or N10*2 front No. 1 speaker assembly connector.
(c) Disconnect the J147*1 and/or J149*2 front No. 2 speaker assembly connector.
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J133-1 (FR+) - J147-3 (TWR+)
Always
Below 1 Ω
J133-5 (FR-) - J147-2 (TWR-)
Always
Below 1 Ω
M8-1 - J147-1 (+)
Always
Below 1 Ω
M8-2 - J147-4 (-)
Always
Below 1 Ω
J133-2 (FL+) - J149-3 (TWL+)
Always
Below 1 Ω
J133-6 (FL-) - J149-2 (TWL-)
Always
Below 1 Ω
N10-1 - J149-1 (+)
Always
Below 1 Ω
N10-2 - J149-4 (-)
Always
Below 1 Ω
J133-1 (FR+) - Body ground
Always
10 kΩ or higher
J133-5 (FR-) - Body ground
Always
10 kΩ or higher
M8-2 - Body ground
Always
10 kΩ or higher
M8-1 - Body ground
Always
10 kΩ or higher
NAVIGATION: NAVIGATION SYSTEM: Speaker Circuit; 2015 MY T...
OK
OK
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J133-2 (FL+) - Body ground
Always
10 kΩ or higher
J133-6 (FL-) - Body ground
Always
10 kΩ or higher
N10-2 - Body ground
Always
10 kΩ or higher
N10-1 - Body ground
Always
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
3.
INSPECT FRONT NO. 1 SPEAKER ASSEMBLY
(a) Remove the front No. 1 speaker assembly
.
(b) Inspect the front No. 1 speaker assembly
.
NG
REPLACE FRONT NO. 1 SPEAKER ASSEMBLY
4.
CHECK FRONT NO. 2 SPEAKER ASSEMBLY
(a) Replace the front No. 2 speaker assembly with a known good one
(b) Check that the malfunction disappears.
NOTICE:
Connect all the connectors to the front No. 2 speaker assemblies that were disconnected.
Connect all the connectors to the front No. 2 speaker assemblies that were disconnected.
Perform the above inspection on both LH and RH sides.
OK:
Malfunction disappears.
Result
RESULT
PROCEED TO
OK
A
NG (for Column Shift Type)
B
NG (for Floor Shift Type)
C
NAVIGATION: NAVIGATION SYSTEM: Speaker Circuit; 2015 MY T...
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