Toyota Tacoma manuals

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.
General

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"

Sonar Function

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

Buzzer Function

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

Display Function

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:

Front Radar Sensor Region Code Mismatch (C1A0A)
DESCRIPTION When the destination information in the millimeter wave radar sensor assembly and forward recognition camera do not match, DTC C1A0A is stored. DTC No. Detection Item DTC Detection Condition Trouble Area MIL C1A0 ...

Auxiliary boxes
Front Pull the lid down. Under the rear seats (Access Cab models) Pull up the lever. Raise the bottom cushion up. Turn the knob counterclockwise. Open the lid. Press the lid against the bottom of the lower cushion until it is supported by the hookand- loop fastener. Make sur ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for both the LH and RH sides. The procedure described below is for the LH side. PROCEDURE 1. REMOVE FRONT NO. 1 WHEEL OPENING EXTENSION PAD Click here 2. SEPARATE FRONT FENDER LINER (a) Remove the 2 ...

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