Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Multi-terrain Select Indicator Light does not Come ON

DESCRIPTION

When the transfer gear position is L4, the multi-terrain select indicator light illuminates and control begins.

Under any of the following conditions, the multi-terrain select system does not begin control and the multi-terrain select indicator light does not illuminate.

  • The vehicle is in the VSC/TRAC OFF state.
  • Crawl Control is operating.
  • There is a malfunction in the VSC system.

WIRING DIAGRAM

Refer to Crawl Indicator Light Remains ON (See page CAUTION / NOTICE / HINT ).

CAUTION / NOTICE / HINT

NOTICE:

  • When replacing the skid control ECU (master cylinder solenoid), perform calibration (See page ). Inspect the fuses for circuits related to this system before performing ).
  • Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1.

CHECK CAN COMMUNICATION SYSTEM

NG

GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING)

OK

2.

CHECK DTC

B

REPAIR CIRCUITS INDICATED BY OUTPUT DTCS

A

3.

INSPECT SKID CONTROL ECU (PKB TERMINAL)

NG

GO TO STEP 5

OK

4.

REPLACE COMBINATION METER ASSEMBLY

OK

END

NG

REPLACE MASTER CYLINDER SOLENOID

5.

INSPECT DRIVE MONITOR SWITCH

NG

REPLACE DRIVE MONITOR SWITCH

OK

6.

INSPECT ROOF CONSOLE BOX ASSEMBLY

A

REPAIR OR REPLACE HARNESS OR CONNECTOR (MASTER CYLINDER SOLENOID - ROOF CONSOLE BOX ASSEMBLY)

B

REPLACE ROOF CONSOLE BOX ASSEMBLY

C

REPLACE ROOF CONSOLE BOX ASSEMBLY

Crawl Indicator Light Remains ON
DESCRIPTION When CRAWL starts after operating the CRAWL switch (drive monitor switch), the CRAWL indicator light turns on. While CRAWL is in the process of stopping, the CRAWL indicator light beg ...

Multi-terrain Select Indicator Light Remains ON
DESCRIPTION Refer to Multi-terrain Select Indicator Light does not Come ON (See page ). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the skid control ECU (master cyli ...

Other materials:

Clearance Sonar Main Switch
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Terminals Of Ecu
TERMINALS OF ECU 1. CHECK TIRE PRESSURE WARNING ECU AND RECEIVER (a) Disconnect the T14 tire pressure warning ECU and receiver connector and measure the voltage and resistance on the wire harness side. Text in Illustration *A w/o Wireless Door Lock System ...

Automatic Disconnecting Differential Motor Limit Switch Circuit (P17A4)
DESCRIPTION When the A.D.D. actuator switches between 2WD and 4WD, the DL1 and DL2 terminals of the limit switch and ADD terminal of the A.D.D. position switch change to one of the following ON/OFF combinations listed in the table below. Terminal In 2WD Switchi ...

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