Toyota Tacoma (2015-2018) Service Manual: Clearance Sonar Main Switch

Toyota Tacoma (2015-2018) Service Manual / Park Assist / Monitoring / 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 )

2. REMOVE BACK SONAR OR CLEARANCE SONAR SWITCH ASSEMBLY

(a) Disengage the 2 claws to remove the back sonar or clearance sonar switch assembly.

Inspection

INSPECTION

PROCEDURE

1. INSPECT BACK SONAR OR CLEARANCE SONAR SWITCH ASSEMBLY

(a) Check the resistance.

(1) Measure the resistance according to the value(s) in the table below.

Text in Illustration

*a	Component without harness connected: (Back sonar or clearance sonar switch assembly)

Standard Resistance:

Tester Connection	Switch Condition	Specified Condition
3 (ECU) - 6 (IG)	Sonar switch off	10 kΩ or higher
3 (ECU) - 6 (IG)	Sonar switch on	Below 1 Ω

If the result is not as specified, replace the back sonar or clearance sonar switch assembly.

(b) Check the illumination operation.

(1) Apply battery voltage to the back sonar or clearance sonar switch assembly and check that the switch illuminates.

Text in Illustration

*a	Component without harness connected: (Back sonar or clearance sonar switch assembly)

Measurement Condition

Specified Condition

Battery positive (+) → Terminal 5 (ILL+)

Battery negative (-) → Terminal 4 (ILL-)

Illuminates

If the result is not as specified, replace the back sonar or clearance sonar switch assembly.

Installation

INSTALLATION

PROCEDURE

1. INSTALL BACK SONAR OR CLEARANCE SONAR SWITCH ASSEMBLY

(a) Engage the 2 claws to install the back sonar or clearance sonar switch assembly.

2. INSTALL INSTRUMENT PANEL LOWER CENTER FINISH PANEL

(See page Clearance Warning Buzzer )

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 per ...

Clearance Warning Buzzer

Components COMPONENTS ILLUSTRATION Installation INSTALLATION PROCEDURE 1. INSTALL NO. 1 CLEARANCE WARNING BUZZER (a) Connect the connector. (b) Engage the clamp to install the No. 1 clea ...

Other materials:

Short to GND in Immobiliser System Power Source Circuit (B278A)
DESCRIPTION When there is a short to GND in the power supply for the transponder key amplifier of the engine switch, the certification ECU (smart key ECU assembly) stores this DTC. DTC Code DTC Detection Condition Trouble Area DTC Output Confirmation ...

Road Test
ROAD TEST 1. PROBLEM SYMPTOM CONFIRMATION (a) Based on the result of the customer problem analysis, try to reproduce the symptoms. If the problem is that the transmission does not shift up or down, or that the shift point is too high or too low, conduct the following road test referring to t ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE If a normal code is displayed during the DTC check but the problem still occurs, check the circuits for each problem symptom in the order given in the table below and proceed to the relevant troubleshooting page. NOTICE: When replacing the skid control ECU (master cylin ...