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:
Intake Air Control Valve Actuator(for Acis)
Components
COMPONENTS
ILLUSTRATION
Inspection
INSPECTION
PROCEDURE
1. INSPECT INTAKE AIR CONTROL VALVE ACTUATOR
(a) Check the operate.
(1) Apply battery voltage to the connector, and check the operation of
the intake air control valve actuator gear.
Text in Illustrati ...
ECU Power Source Circuit
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
inspection procedure.
PROCEDURE
1.
INSPECT BATTERY
(a) Check the battery voltage.
Standard voltage:
11 to 14 V
NG
...
HD Radio Tuner Malfunction (B1551,B15A0,B15AD,B15B0,B15B3,B15B4,B15B7)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the navigation receiver assembly.
DTC No.
DTC Detection Condition
Trouble Area
B1551
When one of the conditions below is met:
"HD Radio" tuner decoder ...
