Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the wireless charging system.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK |
- In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
- Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
- The following 5 items are important points for problem analysis:
What
Vehicle model, system name
When
Date, time, occurrence frequency
Where
Road conditions
Under what conditions?
Driving conditions, weather conditions
How did it happen?
Problem symptoms
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3. |
INSPECT BATTERY VOLTAGE |
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
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4. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here .gif)
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Result |
Proceed to |
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Fault is not listed in Problem Symptoms Table. |
A |
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Fault is listed in Problem Symptoms Table. |
B |
| B | .gif) |
GO TO STEP 6 |
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5. |
OVERALL ANALYSIS AND TROUBLESHOOTING |
(a) Operation Check.
Click here
(b) Terminals of ECU.
Click here
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6. |
REPAIR OR REPLACE |
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7. |
CONFIRMATION TEST |
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END |
System Diagram
SYSTEM DIAGRAM
...
Operation Check
OPERATION CHECK
1. CHECK WIRELESS CHARGING SYSTEM OPERATION
(a) Turn the ignition switch ON (IG or ACC).
(b) Press the mobile wireless charger switch and check that the switch indicator
light ill ...
Other materials:
Engine Immobiliser System Circuit Short to Battery (B279A12)
DESCRIPTION
When the communication line (IMI - EFIO) between the ECM and certification ECU
(smart key ECU assembly) is stuck high, the ECM stores this DTC.
DTC Code
DTC Detection Condition
Trouble Area
DTC Output Confirmation Operation
...
Driver Side Seat Belt Warning Light does not Operate
DESCRIPTION
When the ignition switch is ON, the airbag sensor assembly transmits front seat
inner belt status signals to the combination meter assembly through CAN. If the
driver seat belt is not fastened, the combination meter assembly blinks the driver
side seat belt warning light. If the s ...
Compressor Lock Sensor Circuit (B1422)
SYSTEM DESCRIPTION
The ECM sends the engine speed signal to the air conditioning amplifier assembly
via CAN communication.
The air conditioning amplifier assembly reads the difference between compressor
speed and engine speed. When the difference becomes too large, the air conditioning
ampli ...
