Toyota 4Runner: Operation Check
OPERATION CHECK
1. CHECK KEY REMINDER WARNING SYSTEM
(a) Check that the key reminder warning buzzer sounds.
(1) With the driver side door closed, insert the key into the ignition key cylinder and leave the ignition switch off, or turn the ignition switch to ACC.
(2) Check that the buzzer sounds intermittently if the driver side door is opened.
(b) Check that the key reminder warning buzzer stops.
(1) Check that the buzzer stops sounding when any of the following operations is performed while the buzzer is sounding:
- Closing the driver side door (front door courtesy light switch turns off).
- Turning the ignition switch to ON.
- Removing the key from the ignition key cylinder.
System Description
SYSTEM DESCRIPTION
1. KEY REMINDER WARNING SYSTEM DESCRIPTION
(a) When the driver side door is opened while the ignition switch is ACC or off
and the key is in the ignition key cylinder, this syst ...
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 lis ...
Other materials about Toyota 4Runner:
All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch, Driver Side
Door Key Cylinder
DESCRIPTION
The main body ECU (multiplex network body ECU) receives switch signals from the
multiplex network master switch, and key-linked switch signals from the front door
lock. The main body ECU (multiplex network body ECU) activates the door lock mot ...
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-)
battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems ne ...
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