Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the rear view monitor system.
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
CUSTOMER PROBLEM ANALYSIS |
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3. |
CHECK DTC |
(a) Check for DTCs and note any codes that are output.
Click here .gif)
(b) Clear the DTCs.
Click here
(c) Recheck for DTCs.
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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 DIAGNOSTIC TROUBLE CODE CHART |
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4. |
PROBLEM SYMPTOM CONFIRMATION |
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5. |
PROBLEM SYMPTOMS TABLE |
(a) 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. |
BASED ON PROBLEM SYMPTOM, PERFORM TROUBLESHOOTING BELOW |
(a) Terminals of ECU.
Click here
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7. |
ADJUST, REPAIR OR REPLACE |
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8. |
CONFIRMATION TEST |
| NEXT | |
END |
System Diagram
SYSTEM DIAGRAM
...
System Description
SYSTEM DESCRIPTION
1. GENERAL
(a) To assist the driver with parking the vehicle by displaying an image of the
area behind the vehicle, this system has a rear television camera assembly mounted
o ...
Other materials:
Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) The vehicle ECUs use ISO 15765-4 communication protocol. The terminal arrangement
of the DLC3 complies with ISO 15031-3 and matches the ISO 15765-4 format.
Terminals No. (Symbols)
Terminal Description
Condition
Spe ...
Lost Communication with ECM / PCM "A" (U0100,U0104,U0122,U0125,U0126,U0129)
DESCRIPTION
The millimeter wave radar sensor assembly and ECM communicate with each sensor
and ECU via CAN communication.
If any malfunction is detected in a CAN communication circuit, one or more CAN
communication system DTCs are stored.
DTC No.
Detection Item
...
TC and CG Terminal Circuit
DESCRIPTION
The DLC3 circuit enables reading of Diagnostic Trouble Codes (DTCs) with no Techstream
by connecting terminals TC and CG of the DLC3 connector.
Stored DTCs are displayed in blinking patterns of the CRUISE MAIN indicator light
located on the combination meter.
WIRING DIAGRAM
HIN ...
