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:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT SHOCK ABSORBER ASSEMBLY
(a) Compress and extend the shock absorber rod and check that there is no abnormal
resistance or unusual sound during operation.
If there is any abnormality, replace the front shock absorber with a new one.
NOTICE:
When disposin ...
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE NO. 1 HEATER TO REGISTER DUCT
(a) Remove the 2 screws <F> and screw <D>.
(b) Disengage the 2 guides to remove the No. 1 heater to register duct.
2. REMOVE NO. 3 HEATER TO REGISTER DUCT
...
