Toyota Tacoma (2015-2018) Service Manual: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Smart key system (for entry function) data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). In some cases, a malfunction may be occurring in the smart key system. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
2. CHECK DLC3
(a) Check the DLC3 (See page .gif)
).
3. INSPECT BATTERY VOLTAGE
(a) Measure the vehicle battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the vehicle battery.
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
If a problem occurs in certain locations or at certain times of day,
check for the possibility of wave interference.
When the electrical key transmitter ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)
(a) Disconnect the C27 and C29 certification ECU (smart key ECU assembly) connectors.
(b) Measure the voltage and resistance a ...
Other materials:
Adjustment
ADJUSTMENT
PROCEDURE
1. INSPECT AND ADJUST CLUTCH PEDAL
(a) Fold back the floor carpet.
(b) Check that the pedal height is correct.
Text in Illustration
*a
Pedal Height Adjustment Point
*b
Push Rod Pla ...
Reassembly
REASSEMBLY
PROCEDURE
1. INSPECT CENTER NO. 2 SUPPORT BEARING ASSEMBLY
(a) Turn the center bearing by hand, check that it turns smoothly without catching
and that there are no cracks or damage.
If there are any defects, replace it.
2. INSTALL CENTER NO. 2 SUPPORT BEARING ASSEMBLY
(a) Instal ...
Hazard Warning Switch Circuit
DESCRIPTION
The combination meter assembly receives information signals from the telltale
light assembly (hazard warning signal switch).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this system before performing the following
inspection procedur ...
