Toyota Tacoma (2015-2018) Service Manual: Power Source Circuit
DESCRIPTION
This circuit provides power to operate the blind spot monitor sensor.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH, BLIND SPOT MONITOR SENSOR LH - BATTERY AND BODY GROUND) |
|
(a) Disconnect the blind spot monitor sensor LH connector. |
|
(b) Disconnect the blind spot monitor sensor RH connector.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Switch Condition |
Specified Condition |
|---|---|---|
|
B12-5 (BLB) - Body ground |
Ignition switch ON |
11 to 14 V |
|
B12-5 (BLB) - Body ground |
Ignition switch off |
Below 1 V |
|
B13-5 (BRB) - Body ground |
Ignition switch ON |
11 to 14 V |
|
B13-5 (BRB) - Body ground |
Ignition switch off |
Below 1 V |
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
B12-10 (BLGD) - Body ground |
Always |
Below 1 Ω |
|
B13-10 (BRGD) - Body ground |
Always |
Below 1 Ω |
|
*a |
Front view of wire harness connector (to Blind Spot Monitor Sensor LH) |
|
*b |
Front view of wire harness connector (to Blind Spot Monitor Sensor RH) |
| OK | .gif) |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
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 LH. The blind spot
monitor system ...
Clearance Sonar Main Switch
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE INSTRUMENT PANEL LOWER CENTER FINISH PANEL
(See page )
2. REMOVE BACK SONAR OR CLEARANCE SONAR SWITCH ASSEMBLY
...
Other materials:
Fail-safe Chart
FAIL-SAFE CHART
If there is a problem with sensor signals or actuator systems, the skid
control ECU prohibits power supply to the brake actuator assembly and informs
the ECM of a VSC system malfunction.
The brake actuator assembly turns off the solenoids and the ECM stops
its ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING GEAR BOLT
(a) Remove the camshaft timing oil control solenoid assembly (See page
).
(b) Check that the plunger strokes when the plunger in the center of
the camshaft timing gear bolt is pressed.
Standard stroke:
4 ...
Disposal
DISPOSAL
CAUTION / NOTICE / HINT
CAUTION:
Before performing pre-disposal deployment of any SRS component, review and closely
follow all applicable environmental and hazardous material regulations. Pre-disposal
deployment may be considered hazardous material treatment.
PROCEDURE
1. PRECAUTIO ...
