Toyota Tacoma manuals

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

CAUTION / NOTICE / HINT

HINT:

  • Use the following procedures to troubleshoot the cruise control system.
  • *: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

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

NEXT

3.

CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

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

Result

Proceed to

CAN DTC is not output

A

CAN DTC is output

B

B

GO TO CAN COMMUNICATION SYSTEM

A

4.

CHECK FOR DTC*

(a) Check for DTCs.

Click here (b) Clear the DTCs.

(b) Clear the DTCs.

Click here (c) Recheck for DTCs. Based on the DTCs output in the first step, try to force

(c) Recheck for DTCs. Based on the DTCs output in the first step, try to force output of the cruise control system DTCs by simulating the conditions indicated by the DTCs.

Result

Proceed to

DTC is not output

A

DTC is output

B

B

GO TO DIAGNOSTIC TROUBLE CODE CHART

A

5.

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 7

A

6.

OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Road Test

Click here

(b) Terminals of ECM

Click here (c) Data List / Active Test

(c) Data List / Active Test

Click here

NEXT

7.

ADJUST, REPAIR OR REPLACE

NEXT

8.

CONFIRMATION TEST

NEXT

END

System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line ECM Combination Meter Assembly Cruise main indicato ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the causes of the problem symptom. The potential causes of the symptoms are listed in order of probability in the & ...

Other materials:

Transmitter Battery(w/ Smart Key System)
Replacement REPLACEMENT CAUTION / NOTICE / HINT NOTICE: Take extra care when handling these precision electronic components. PROCEDURE 1. REMOVE TRANSMITTER BATTERY (a) Push the release hook knob and extract the mechanical key as shown in the illustration. Text in Illustra ...

Pressure Control Solenoid "C" Electrical (Shift Solenoid Valve SL3) (P0798)
DESCRIPTION Changing from 1st to 6th is performed by the ECM turning shift solenoid valves SL1, SL2, SL3 and SL4 on and off. If an open or short circuit occurs in any of the shift solenoid valves, the ECM controls the remaining normal shift solenoid valves to allow the vehicle to be operated ...

Radio Receiver
Components COMPONENTS ILLUSTRATION ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE INSTRUMENT CLUSTER CENTER FINISH PANEL SUB-ASSEMBLY (See page ) 2. REMOVE RADIO AND DISPLAY RECEIVER ASSEMBLY WITH BRACKET (a) Remove the 4 bolts. ...

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