Toyota Tundra (2015 year). Manual — part 149
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000004UCT00NX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM: Main Switch Circuit; 2015 MY Tundra
[08/2014 - ]
Main Switch Circuit
DESCRIPTION
When the blind spot monitor main switch assembly (warning canceling switch assembly) is turned on, a signal is
sent to the blind spot monitor sensor RH. The blind spot monitor system operates according to this signal.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
Inspect the fuse for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1.
READ VALUE USING TECHSTREAM
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Blind Spot Monitor Master / Data List.
(e) According to the display on the Techstream, read the Data List.
Blind Spot Monitor Master
PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM:...
OK
TESTER
DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
Main SW
Blind spot monitor main switch assembly
(warning canceling switch assembly) /
OFF or ON
ON: Blind spot monitor main switch
assembly (warning canceling switch
assembly) on
OFF: Blind spot monitor main switch
assembly (warning canceling switch
assembly) off
-
Result
RESULT
PROCEED
TO
The display changes as shown above when the blind spot monitor main switch assembly (warning
canceling switch assembly) is operated.
A
The display does not change as shown above when the blind spot monitor main switch assembly
(warning canceling switch assembly) is operated.
B
B
GO TO STEP 2
A
PROCEED TO NEXT SUSPECTED AREA SHOWN IN
PROBLEM SYMPTOMS TABLE
2.
INSPECT BLIND SPOT MONITOR MAIN SWITCH ASSEMBLY (WARNING CANCELING
SWITCH ASSEMBLY)
(a) Remove the blind spot monitor main switch assembly (warning canceling switch assembly)
.
(b) Inspect the blind spot monitor main switch assembly (warning canceling switch assembly)
.
NG
REPLACE BLIND SPOT MONITOR MAIN SWITCH
ASSEMBLY (WARNING CANCELING SWITCH
ASSEMBLY)
3.
CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR MAIN SWITCH ASSEMBLY
- BATTERY)
PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM:...
OK
(a) Disconnect the blind spot monitor main switch assembly
(warning canceling switch assembly) connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J124-11 (B) - Body ground
Ignition switch ON
11 to 14 V
J124-11 (B) - Body ground
Ignition switch off
Below 1 V
Text in Illustration
*a
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
4.
CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR MAIN SWITCH ASSEMBLY
- BLIND SPOT MONITOR SENSOR RH)
(a) Disconnect the S6 blind spot monitor sensor RH connector.
(b) Disconnect the J124 blind spot monitor main switch assembly (warning canceling switch assembly)
connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
S6-8 (BSSW) - J124-8 (D)
Always
Below 1 Ω
S6-8 (BSSW) - Body ground
Always
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM:...
OK
REPLACE BLIND SPOT MONITOR SENSOR RH
PARK ASSIST / MONITORING: BLIND SPOT MONITOR SYSTEM:...
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