Toyota Tacoma (2015-2018) Service Manual: Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The transponder key ECU assembly controls the engine immobiliser system. The engine immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).
2. CHECK DLC3
(a) Check the DLC3 (See page .gif)
).
3. 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.
Registration
REGISTRATION
PROCEDURE
1. DESCRIPTION OF CODE REGISTRATION
(a) w/ Wireless Door Lock Control System:
The key has 2 codes: the key code (immobiliser code) and the wireless code. Both
of these cod ...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK FOR TRANSPONDER KEY ECU ASSEMBLY DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following men ...
Other materials:
Registered Device cannot be Deleted
PROCEDURE
1.
DELETE OPERATION
(a) Check if a registered portable player can be deleted normally.
OK:
Registered portable player can be deleted normally.
OK
END
NG
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYM ...
System Description
SYSTEM DESCRIPTION
1. ENGINE IMMOBILISER SYSTEM DESCRIPTION
The engine immobiliser system is designed to prevent the vehicle from being stolen.
This system uses the transponder key ECU assembly that stores the key ID codes of
authorized ignition keys. If an attempt is made to start the engine ...
Rear Door Courtesy Switch
Inspection
INSPECTION
PROCEDURE
1. INSPECT REAR DOOR COURTESY SWITCH
(a) Check the resistance.
(1) Measure the resistance using an ohmmeter, and check the results in accordance
with the value( s) in the table below.
Standard:
Tester Connection
Condition
S ...
