Toyota 4Runner: Problem Symptoms Table

Toyota 4Runner Service Manual / Vehicle Interior / Seat Belt / Seat Belt Warning System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Seat Belt Warning System

Symptom	Suspected Area	See page
Driver side seat belt warning light does not operate	Proceed to "Driver Side Seat Belt Warning Light does not Operate"
Front passenger side seat belt warning light does not operate	Proceed to "Front Passenger Side Seat Belt Warning Light Malfunction"
Seat belt warning buzzer does not sound	Meter/Gauge System

Operation Check

OPERATION CHECK 1. INSPECT DRIVER SIDE SEAT BELT WARNING LIGHT (a) Turn the ignition switch to ON. (b) When the driver seat belt is not fastened, check that the seat belt warning light on the com ...

Terminals Of Ecu

TERMINALS OF ECU 1. CHECK COMBINATION METER ASSEMBLY (a) Disconnect the F14 combination meter assembly connector. (b) Measure the resistance and voltage according to the value(s) in the table b ...

Other materials about Toyota 4Runner:

Installation
INSTALLATION PROCEDURE 1. INSTALL DOOR CONTROL SWITCH ASSEMBLY (a) Attach the 2 claws to install the door control switch assembly. (b) Connect the door control switch connector. 2. INSTALL FRONT DO ...

Manual (SOS) Switch Green Indicator Malfunction (B1571)
DESCRIPTION This DTC is stored when the DCM (Telematics Transceiver) detects an open or short in the manual (SOS) switch green indicator circuit of the manual (SOS) switch. The manual (SOS) switch green indicator illuminates after the ignition switch is t ...