Toyota 4Runner manuals

Toyota 4Runner: Taillight Relay Circuit

DESCRIPTION

This is the power source circuit of the clearance warning ECU assembly.

WIRING DIAGRAM


CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1.

CHECK TAILLIGHT

(a) Turn the light control switch to the TAIL position.

(b) Check that the taillight turns on.

OK:

Taillight turns on.


NG

GO TO LIGHTING SYSTEM

OK

2.

CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - BATTERY)

(a) Disconnect the F95 clearance warning ECU assembly connector.


(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Switch Condition

Specified Condition

F95-24 (TL) - Body ground

Ignition switch ON, light control switch TAIL

11 to 14 V

Ignition switch ON, light control switch not TAIL

Below 1 V

Text in Illustration

*a

Front view of wire harness connector

(to Clearance Warning ECU Assembly)


OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

Park / Neutral Position Switch Circuit
DESCRIPTION This circuit sends the park/neutral position switch assembly signals to the clearance warning ECU assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for ci ...

Back Sonar Sensor LH Circuit
DESCRIPTION The ultrasonic sensor sends and receives ultrasonic waves. Based on the received wave, the sensor calculates the approximate distance between the vehicle and the obstacle, and sends t ...

Other materials about Toyota 4Runner:

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait at least 90 seconds after d ...

Short to B+ in CAN Bus Line
DESCRIPTION There may be a short circuit between the CAN bus lines and +B when the resistance between terminals 6 (CANH) and 16 (BAT) or terminals 14 (CANL) and 16 (BAT) of the DLC3 is below 6 kΩ. Symptom Trouble Area ...

© 2016-2022 | www.to4runner.net

0.1177