Toyota Tacoma 2015-2018 Service Manual: 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 listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
- When an open circuit indication is displayed by the self-check function, check for DTCs and troubleshoot according to each inspection procedure.
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
System does not operate at all |
Proceed to "Clearance Warning ECU Power Source Circuit" |
|
|
Proceed to "Clearance Sonar Main Switch Circuit" |
|
|
|
System cannot be turned off |
Proceed to "Clearance Sonar Main Switch Circuit" |
|
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|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Combination meter assembly (shift position indicator) operates normally, but detection operates when shift lever is in any position other than R, or does not operate with shift lever in R (rear sonar) |
CAN communication system |
|
|
Clearance warning ECU assembly |
|
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Sonar detection operation is normal but buzzer operation is intermittent |
Proceed to "Clearance Warning Buzzer Circuit" |
|
|
Clearance warning ECU assembly |
|
|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Detection operation is normal but all sonar displays do not appear on multi-information display and multi-display |
CAN communication system |
|
|
Clearance warning ECU assembly |
|
|
|
Detection operation is normal but sonar displays do not appear on multi-information display |
CAN communication system |
|
|
Combination meter assembly |
|
|
|
Clearance warning ECU assembly |
|
Customize Parameters
CUSTOMIZE PARAMETERS
PROCEDURE
1. CUSTOMIZE INTUITIVE PARKING ASSIST SYSTEM
(a) Customizing with the Techstream
NOTICE:
When the customer requests a change in a function, first make sure ...
Terminals Of Ecu
TERMINALS OF ECU
1. CLEARANCE WARNING ECU ASSEMBLY
(a) Disconnect the C30 connector from the clearance warning ECU assembly.
(b) Measure the voltage and resistance according to the value(s) in th ...
Other materials:
Crawl Switch
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT CRAWL CONTROL SWITCH (DRIVE MONITOR SWITCH)
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*1
Crawl Control Sw ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL FRONT NO. 2 SPEAKER ASSEMBLY RH
(a) Connect the connector.
(b) Install the front No. 2 speaker assembly RH with the 2 bolts.
Torque:
8.4 N·m {86 kgf·cm, 74 in·lbf}
NOTICE:
Do not touch the cone part of the front No. 2 speaker assembly RH.
...
Electrical Key Oscillator(for Front Floor)
Components
COMPONENTS
ILLUSTRATION
Installation
INSTALLATION
PROCEDURE
1. INSTALL NO. 1 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY
(a) Engage the clamp to install the No. 1 indoor electrical key antenna assembly.
(b) Connect the connector.
2. INSTALL FRONT CONSOLE BOX
(See page )
Remov ...