89070BZ550 Toyota TRANSMITTER ASSY, DO, Price: 161.33$, Weight: 0.04kg


Make Number Name Availability Weight, kg Ship in, Days Price

Toyota

89070BZ550

TRANSMITTER ASSY, DO

7

0.04

2-3

161.33$

 

Substitutions

Make Number Name Availability Weight, kg Processing, days Price  
Toyota
89070BZ551 
TRANSMITTER ASSY DO
18
0.046
2-3
159.95$
 

Compatibility

DescriptionModelOptionsProd PeriodDiagram
NGC10#,NYC100NGC102L-TEXMKVATM,MTM: CONTINUOUSLY VARIABLE TRANSMISSION; Driver's Position: LEFT-HAND DRIVE VEHICLES; Grade: M TYPE; Engine: (2NRVE) 1500CC 16-VALVE DOHC EFI; Destination: GULF CORPORATION COUNCIL08.2022 - ... View

Door Remote Key Transmitter Module

This smart transmitter is a key part of your Toyota’s keyless entry system. It lets you lock/unlock the doors and control the security functions without inserting a key. For daily use, it saves time, adds safety, and helps keep the factory alarm working as designed .

How It Works

When you press a button, the transmitter sends a coded radio signal to the vehicle’s receiver. The car verifies the code, then triggers the door lock actuators and, on supported setups, arms/disarms the immobilizer or alarm. The rolling-code style communication reduces the risk of signal copying.

Why This Part Is Needed

  • Restores reliable remote locking and unlocking
  • Maintains proper alarm/central locking operation
  • Helps prevent being locked out during emergencies

If It Fails or Gets Damaged

A weak internal circuit, worn button pads, water intrusion, or battery contact corrosion can cause problems. You may notice short range, buttons working randomly, the alarm not responding, or the car not recognizing the remote at all. In some cases, you’ll be forced to use the mechanical key only, and security features may act erratic .

Compatibility

  • Vios
  • Yaris
  • Yarisativ