Toyota Tacoma (2015-2018) Service Manual: Parts Location

Definition Of Terms

DEFINITION OF TERMS Term Definition Monitor description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose ...

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no tro ...

Other materials:

A-TRAC Indicator Light does not Come ON
DESCRIPTION The A-TRAC does not operate even if the A-TRAC switch is pressed under the following conditions: The TRAC or VSC system is faulty. The temperature inside the hydraulic brake booster increases and the A-TRAC operation is suspended. WIRING DIAGRAM Refer to A-TRAC ...

TRAC OFF Indicator Light Remains ON
DESCRIPTION In 2WD mode: Operation of the VSC OFF switch changes the vehicle between normal mode, TRAC OFF mode (AUTO LSD mode) and VSC OFF mode. During normal mode, pressing the VSC OFF switch for a short amount of time changes the vehicle to TRAC OFF mode (AUTO LSD mode), TR ...

Transponder Chip Malfunction (B2793,B2794,B2797,B2798)
DESCRIPTION DTC B2793 is stored when a malfunction is found in the key during key code registration or a key code is not registered normally. Replace the key if key code registration cannot be performed normally and this DTC is output. DTC B2794 is stored when a key with an i ...