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 ...

Other materials:

Diagnosis System
DIAGNOSIS SYSTEM 1. CHECK DLC3 (a) Check the DLC3 (See page ). 2. 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. 3. SELF-DIAGNOSTIC MODE (OPERATING IGNITION KEY CYLINDER) (a) Switch to se ...

Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
DESCRIPTION The occupant classification sensor front LH circuit consists of the occupant detection ECU and the occupant classification sensor front LH. DTC B1780 is set when a malfunction is detected in the occupant classification sensor front LH circuit. DTC No. DTC Det ...

Open or Short in Front Speed Sensor RH Circuit (C1405,C1406)
DESCRIPTION Refer to DTCs C1401 and C1402 (See page ). DTC Code DTC Detection Condition Trouble Area C1405 C1406 Either condition is met: An open in the speed sensor signal circuit continues for 0.5 seconds or mor ...