Toyota Tacoma (2015-2018) Service Manual: Dtc Check / Clear
DTC CHECK / CLEAR
HINT:
- When using the Techstream with the engine switch off to troubleshoot: Connect the Techstream to the DLC3 and turn a courtesy light switch on and off at 1.5 second intervals until communication between the Techstream and vehicle begins.
- Refer to the Techstream operator's manual for further details.
1. CHECK FOR IMMOBILISER DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.
(e) Check for DTCs.
2. CHECK FOR ECM DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
(e) Check for DTCs.
3. CLEAR IMMOBILISER DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Smart Key / Trouble Codes.
(e) Clear the DTCs.
4. CLEAR ECM DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
(e) Clear the DTCs.
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The certification ECU (smart key ECU assembly) and ECM control the vehicle
engine immobiliser system functions. Engine immobiliser system data and Diagnostic
...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK ENGINE SWITCH
(a) Measure the resistance and voltage according to the value(s) in the table
below.
Terminal No. (Symbol)
Input/Output
...
Other materials:
Freeze Frame Data
FREEZE FRAME DATA
1. FREEZE FRAME DATA
HINT:
Whenever a DTC is detected or the ABS operates, the skid control ECU
stores the current vehicle (sensor) state as freeze frame data.
The skid control ECU stores the number of times (maximum: 31) the ignition
switch has been turned f ...
No Answer-Back
DESCRIPTION
In some cases, wireless door lock control functions are normal but the hazard
warning light and/or wireless door lock buzzer answer-back function(s) does not
operate. In such cases, hazard warning light and wireless door lock buzzer signal
outputs from the main body ECU (multiplex ...
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side)
(a) Connect the Techstream to the DLC3.
(b) Start the engine.
(c) Turn the Techstream on.
(d) Enter the following menus: Powertrain / Engine / Active Test / Control the
Intake VVT OCV D ...
