Toyota Tacoma (2015-2018) Service Manual: Inspection

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

INSPECTION

PROCEDURE

1. INSPECT NO. 1 ULTRASONIC SENSOR

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

Text in Illustration

*a	Component without harness connected: (No. 1 Ultrasonic Sensor)

Standard Resistance:

Tester Connection	Condition	Specified Condition
1 (BI) - 5 (EI)	Always	10 kΩ or higher
1 (BI) - 2 (BO)		10 kΩ or higher
3 (SI) - 4 (SO)		Below 1 Ω
5 (EI) - 6 (EO)		Below 1 Ω

If the result is not as specified, replace the No. 1 ultrasonic sensor.

Components

COMPONENTS ILLUSTRATION ILLUSTRATION ...

Removal

REMOVAL PROCEDURE 1. REMOVE REAR BUMPER ASSEMBLY (w/ Towing Package) (See page ) 2. REMOVE REAR BUMPER ASSEMBLY (w/o Towing Package) (See page ) 3. REMOVE CONNECTOR COVER (w/ Towing Package) ...

Other materials:

Open in One Side of Bus 5 Branch Line
DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Ch ...

Open in Occupant Classification ECU Battery Positive Line (B1794)
DESCRIPTION DTC B1794 is set when a malfunction is detected in the occupant detection ECU. DTC No. DTC Detections Conditions Trouble Areas B1794 Occupant detection ECU circuit malfunction Occupant detection ECU malfuncti ...

Security Horn Assembly
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT SECURITY HORN ASSEMBLY (a) Check the operation. (1) Apply battery voltage and check operation of the security horn assembly. OK: Measurement Condition Spe ...