Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use these procedures to troubleshoot the forward recognition camera system.
- *: Use the Techstream.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
INSPECT BATTERY |
(a) Measure the battery voltage with the ignition switch off.
Standard voltage:
11 to 14 V
If the voltage is below 11 V, replace or recharge the battery before proceeding to the next step.
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3. |
CHECK CAN COMMUNICATION SYSTEM* |
(a) Using the Techstream, check if the CAN communication system is functioning normally.
HINT:
Refer to CAN Bus Check in CAN Communication System.
Click here .gif)
OK:
CAN communication system is functioning normally.
| NG | .gif) |
GO TO CAN COMMUNICATION SYSTEM |
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4. |
CHECK FOR DTCs* (FORWARD RECOGNITION CAMERA SYSTEM) |
HINT:
Refer to DTC Check / Clear.
Click here
(a) Check for DTCs and note any codes that are output.
(b) Clear the DTCs.
(c) Recheck for DTCs. Try to reproduce the DTCs by duplicating the conditions indicated by the DTCs.
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Result |
Proceed to |
|---|---|
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DTCs are not output |
A |
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DTCs are output |
B |
| B | |
GO TO DTC CHART |
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5. |
PROBLEM SYMPTOMS TABLE |
HINT:
Refer to Problem Symptoms Table.
Click here
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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 | |
GO TO STEP 7 |
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6. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Terminals of ECU
Click here
(b) Data List / Active Test
Click here
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7. |
ADJUST, REPAIR OR REPLACE |
NOTICE:
If the forward recognition camera has been replaced with a new one, it is necessary to perform Forward Recognition Camera Axis Adjustment.
Click here
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8. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
*1: for Vacuum Brake Booster
*2: for Hydraulic Brake Booster
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
The forward recognition camera is used by multiple systems. If any malfunctions
occur, refer to Problem Symptoms Table of each system.
Dynamic ...
Other materials:
Diagnosis System
DIAGNOSIS SYSTEM
DIAGNOSIS FUNCTION
(a) The diagnosis function turns off the cruise control indicator, illuminates
the master warning light and displays a warning message when a malfunction is detected.
When a malfunction is detected in the dynamic radar cruise control system, DTCs
are store ...
Transponder Chip Malfunction (B2793,B2794,B2797,B2798)
DESCRIPTION
DTC B2793 is stored when a malfunction is found in the key during key
code registration or a key code is not registered normally. Replace the
key if key code registration cannot be performed normally and this DTC is
output.
DTC B2794 is stored when a key with an i ...
Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE FUNCTION
(a) When a malfunction occurs in the lane departure alert system, a message will
be displayed on the multi-information display in the combination meter assembly
and the lane departure alert system will be disabled depending on the malfunction.
War ...
