2001 Toyota Tundra Ecu Programming Switch

The Toyota Factory Specs for the 2000 and 2001 Model Year Tundras.

2001 toyota tundra ecu programming switch. I am replacing the serpentine belt and tensioner. Disconnect the three big white connectors going to the ECU. Remove this 10 mm nut on the bottom bracket of the ECU.

Within 5 seconds press and hold the ECUs Programming Switch for over 2 seconds again. Above for another 2 seconds. The Status Monitor LED light will turn on for 5 seconds to indicate successful entry into Programming Mode.

How to remove an ECM ECU Brain Box from a 2001-2003 Toyota Rav4 How to remove an ECM ECU Brain Box from a 2001-2003 Toyota Rav4. Above for 3 seconds. The procedure is similar though a hand-shaking procedure must be performed between the Transponder ECU and Engine Control Unit before key programming by shorting two wires on the OBDII port for 30 minutes.

The drivers door open and unlocke. Upper switch is bad so Im trying to use bottom one. Draw the BLUE the POSITIVE B SIDE of the circuit.

THE STOP LIGHT SWITCH IS PLACED IN THE CLOSED POSITION. Swap the brackets from the old ECU to the new ECU. RELEASE then PUSH and HOLD the programming button see pic.

The security lightsee pic. 2000 Toyota Tundra Factory Specs. WITHIN 5 seconds PRESS and RELEASE ANY button on the remote.