Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedure to troubleshoot the intuitive parking assist system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CUSTOMER PROBLEM ANALYSIS

NEXT

3.

INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.

NEXT

4.

CHECK CAN COMMUNICATION SYSTEM*

(a) Use the Techstream to check if the CAN communication system is functioning normally.

Click here

Result

Proceed to

CAN communication system DTCs are not output

A

CAN communication system DTCs are output

B

B

GO TO CAN COMMUNICATION SYSTEM

A

5.

PROBLEM SYMPTOM CONFIRMATION

NEXT

6.

CHECK DTC*

(a) Check for DTCs.

Click here

Result

Proceed to

DTCs are output

A

DTCs are not output (Problem symptom does not occur)

B

DTCs are not output (Problem symptom occurs)

C

B

GO TO STEP 8

C

GO TO STEP 9

A

7.

DIAGNOSTIC TROUBLE CODE CHART

(a) Refer to Diagnostic Trouble Code Chart.

Click here

NEXT

GO TO STEP 11

8.

SYMPTOM SIMULATION

(a) Refer to Symptom Simulation.

Click here

NEXT

9.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table.

Click here

Result

Proceed to

Fault is not listed in Problem Symptoms Table

A

Fault is listed in Problem Symptoms Table

B

B

GO TO STEP 11

A

10.

OVERALL ANALYSIS AND TROUBLESHOOTING

(a) Operation Check

Click here (b) Terminals of ECU

(b) Terminals of ECU

Click here (c) Data List / Active Test

(c) Data List / Active Test

Click here

NEXT

11.

CIRCUIT INSPECTION*

NEXT

12.

IDENTIFICATION OF PROBLEM

NEXT

13.

REPAIR OR REPLACE

NEXT

14.

CONFIRMATION TEST*

NEXT

END

System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line Main Body ECU (Multiplex Network Body ECU) Clearance Warn ...

System Description
SYSTEM DESCRIPTION 1. GENERAL (a) This system uses ultrasonic sensors to detect any obstacles at the corners and the rear of the vehicle. The system then informs the driver of the distance betwe ...

Other materials:

Power Window Motor Malfunction (B2311)
DESCRIPTION The power window regulator motor assemblies are operated by the power window regulator master switch assembly, front power window regulator switch assembly RH. The power window regulator motor assemblies have motor, regulator and ECU functions. This DTC is output when the power win ...

Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) Whenever a lane departure alert system is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch ...

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals ...

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