Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Precaution

PRECAUTION

1. PRECAUTIONS WHEN USING TECHSTREAM

(a) 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 or less intervals until communication between the Techstream and vehicle begins.

(b) After all DTCs are cleared, check if the trouble occurs again 6 seconds after turning the engine switch on (IG).

2. PRECAUTION FOR REGISTRATION

(a) If replacing any of the following parts, refer to the registration procedures (See page NOTICE: ).

NOTICE:

Any keys or ECUs for which registration has been performed cannot be reused.

(1) Certification ECU (smart key ECU assembly)

(2) Steering lock ECU (steering lock actuator or upr bracket assembly)

(3) Electrical key transmitter sub-assembly

(b) After replacing the steering lock ECU (steering lock actuator or upr bracket assembly), confirm the lock/unlock operation of the steering lock.

Operation

Steering Lock

Operation Condition

Locks

With the engine switch off, open and close any door.

Unlocks

Turn the engine switch from off to on (ACC) or on (IG).

3. PRECAUTIONS FOR BATTERY

(a) Immediately after disconnecting and reconnecting the battery cable, the entry unlock function may not operate. If this occurs, the entry unlock function can be restored by performing a wireless door lock and unlock operation.

(b) When the battery is discharged, if the battery of another vehicle is used to jump start the engine, move the shift lever to P and open and close the driver door with the engine switch off before starting the engine.

(c) After the battery is removed and reinstalled, be sure to wait 10 seconds or more before the next engine start. The engine may not start immediately after the battery is reinstalled.

HINT:

  • After disconnecting and reconnecting the battery cable, the engine may not start on the first attempt. If this occurs, turn the engine switch off. The engine will start normally from the second time onward.
  • When the battery cable is disconnected and reconnected, the power source mode returns to the mode it was in before the battery cable was disconnected.
Parts Location
PARTS LOCATION ILLUSTRATION ILLUSTRATION ...

System Description
SYSTEM DESCRIPTION 1. ENGINE IMMOBILISER SYSTEM DESCRIPTION (a) The engine immobiliser system determines whether or not to enable starting of the SFI system based on a comparison of the key ID cod ...

Other materials:

Registration
REGISTRATION PROCEDURE 1. DESCRIPTION OF CODE REGISTRATION HINT: Registering an ID code enables the entry and start function, wireless door lock control function and engine immobiliser function to be operated. Code registration is needed when the certification ECU (smart key E ...

Brake Booster Pump Motor on Time Abnormally Long (C1252)
DESCRIPTION The motor relay (semiconductor relay) is built into the master cylinder solenoid and drives the pump motor based on a signal from the skid control ECU (master cylinder solenoid). DTC No. DTC Detecting Condition Trouble Areas C1252 ...

Front Occupant Classification Sensor RH Collision Detection (B1786)
DESCRIPTION DTC B1786 is set when the occupant detection ECU receives a collision detection signal, which is sent by the front occupant classification sensor RH when an accident occurs. DTC B1786 is also set when the front seat with adjuster frame assembly RH is subjected to a strong impact, ...

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