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:

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL FRONT OIL PUMP OIL SEAL (a) Using SST and a hammer, install a new front oil pump oil seal to the front oil pump body sub-assembly. SST: 09350-30020 09351-32140 Standard depth: -0.3 to 0.3 mm (-0.0118 to 0.0118 in.) ...

AV Signal Stoppage (Low Battery Voltage) (B158F)
DESCRIPTION This DTC is stored when a video or audio signal is interrupted due to battery voltage input to the navigation receiver assembly dropping temporarily. DTC Code DTC Detection Condition Trouble Area B158F A video or audio sign ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL FRONT COIL SPRING (a) Install SST to the front coil spring, and secure SST in a vise. SST: 09727-00 ...

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