Toyota Tundra (2015 year). Manual — part 1862

5. DLC3 (Data Link Connector 3)

Check the DLC3

.

6. BATTERY VOLTAGE

Standard voltage:

11 to 14 V

If voltage is below 11 V, replace or recharge the battery before proceeding.

7. MIL (Malfunction Indicator Lamp)

(a) The MIL is illuminated when the ignition switch is first turned ON (the engine is not running).

(b) The MIL should turn OFF when the engine is started. If the MIL remains illuminated, the diagnosis

system has detected a malfunction or abnormality in the system.

HINT:

If the MIL is not illuminated when the ignition switch is first turned ON, check the MIL circuit

.

8. ALL READINESS

HINT:

With "ALL READINESS" you can check whether or not the DTC judgment has been completed by using
the Techstream.
You should check "ALL READINESS" after simulating malfunction symptoms or for validation after
finishing repairs.

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Clear the DTCs

.

(e) Perform the DTC judgment driving pattern to run the DTC judgment.

(f) Enter the following menus: Powertrain / Engine and ECT / Utility / All Readiness.

(g) Input the DTCs to be confirmed.

(h) Check the DTC judgment result.

DISPLAY

ITEM

DESCRIPTION

NORMAL

DTC judgment completed

System normal

ABNORMAL

DTC judgment completed

System abnormal

INCOMPLETE

DTC judgment not completed

You should perform driving pattern after confirming DTC enabling conditions

N/A

Unable to perform DTC judgment

3UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: DIAGNOSIS...

Last Modified: 9-16-2014

6.6 D

Doc ID: RM000000PDK1ASX

Model Year: 2015

Model: Tundra

Prod Date Range: [08/2014 - ]

Title: 3UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: DTC CHECK / CLEAR; 2015 MY Tundra [08/2014 -

]

DTC CHECK / CLEAR

NOTICE:

When the diagnosis system is changed from normal mode to check mode or vice versa, all DTCs and

Pending DTC

Store

condition

Malfunction detected

Clear

condition

System determined to be normal

or

DTCs cleared using Techstream

or

Cable disconnected from negative battery terminal

Current DTC

Store

condition

Malfunction detected (2nd trip)

Clear

condition

No malfunctions in 40 driving cycles

or

DTCs cleared using Techstream

or

Cable disconnected from negative battery terminal

Permanent

DTC

Store

condition

Malfunction detected (2nd trip)

Clear

condition

Ignition switch turned to ON after normal judgment obtained in 3 consecutive

driving cycles

or

After DTCs cleared using Techstream or cable disconnected from negative battery

terminal, normal judgment obtained and universal trip performed (not for misfire

and fuel system DTCs)

or

After DTCs cleared using Techstream or cable disconnected from negative battery

terminal, malfunction not detected when universal trip driving performed (misfire

and fuel system DTCs)

3UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: DTC CHECK ...

MIL

ON

Malfunction detected (2nd trip)

OFF

Ignition switch turned to ON after normal judgment obtained in 3 consecutive

driving cycles

or

DTCs cleared using Techstream

or

Cable disconnected from negative battery terminal

3UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: DTC CHECK ...

HINT:

Obtaining a normal judgment and performing a universal trip driving pattern can be done in the same
driving cycle or in different driving cycles.
It is unnecessary to obtain a normal judgment if the DTCs are misfire or fuel system DTCs.

1. CHECK DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.

(e) Check the DTC(s) and freeze frame data, and then write them down.

.

2. CLEAR DTC (Pending and Current DTC)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.

(e) Clear the DTCs.

3. CLEAR DTC (Pending and Current DTC without using Techstream)

3UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: DTC CHECK ...