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

Toyota Tacoma 2015-2018 Service Manual / Meter / Gauge / Display / Meter / Gauge System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use these procedures to troubleshoot the combination meter.
*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

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

3.	CHECK CAN COMMUNICATION SYSTEM*

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

Result	Proceed to
CAN communication DTC is not output	A
CAN communication DTC is output	B

GO TO CAN COMMUNICATION SYSTEM

4.	REFER TO PROBLEM SYMPTOMS TABLE

Result	Proceed to
Fault is not listed in Problem Symptoms Table	A
Fault is listed in Problem Symptoms Table	B

GO TO STEP 6

5.	CONDUCT OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Data List/Active Test

Click here

(b) Terminals of ECU

Click here

6.	ADJUST, REPAIR OR REPLACE

7.	CONDUCT CONFIRMATION TEST*

END

Customize Parameters

CUSTOMIZE PARAMETERS 1. CUSTOMIZE METER / GAUGE SYSTEM (a) Customizing with the Techstream (1) Connect the Techstream to the DLC3. (2) Turn the ignition switch to ON. (3) Turn the Techstream on. ...

System Description

SYSTEM DESCRIPTION Text in Illustration *a Indication Example *b Tachometer *c Engine Coolant Temperature Receiver Gauge ...

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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 ...