Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use these procedures to troubleshoot the key reminder warning system.
- *: Use the Techstream.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
INSPECT BATTERY VOLTAGE |
(a) Check the battery voltage.
Standard voltage:
11 to 14 V
HINT:
If the voltage is below 11 V, recharge or replace the battery before proceeding.
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3. |
CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Click here .gif)
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Result |
Proceed to |
|---|---|
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DTC is not output |
A |
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DTC is output |
B |
| B | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
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4. |
PROBLEM SYMPTOMS TABLE |
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Result |
Proceed to |
|---|---|
|
Fault is not listed on Problem Symptoms Table |
A |
|
Fault is listed on Problem Symptoms Table |
B |
| B | |
GO TO STEP 6 |
|
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5. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Terminals of ECU.
Click here
(b) Data List / Active Test.
Click here
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6. |
REPAIR OR REPLACE |
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7. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
...
System Description
SYSTEM DESCRIPTION
1. KEY REMINDER WARNING SYSTEM DESCRIPTION
(a) When the driver side door is opened with the ignition key in the ACC or LOCK
position, this system causes the key reminder warning ...
Other materials:
Air Outlet Damper Position Sensor Circuit (B1433/33)
DESCRIPTION
This sensor detects the position of the mode damper and sends the appropriate
signals to the air conditioning amplifier assembly. The position sensor is built
into the No. 1 air conditioning radiator damper servo sub-assembly (for mode switching).
DTC No.
DTC ...
Operation Check
OPERATION CHECK
1. NOTICE WHEN CHECKING FOLLOWING
(a) Wireless door lock/unlock function:
This wireless door lock control function operates only when the following 3 conditions
are met:
(1) The engine switch is off.
(2) All doors are closed.
(3) The power door lock control system is operatin ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Smart key system (for entry function) data and Diagnostic Trouble Codes (DTCs)
can be read through the vehicle Data Link Connector 3 (DLC3). In some cases, a malfunction
may be occurring in the smart key system. When the system seems to be malfunctioning,
...
