DTC C2171/71 Transmitter ID not Registered in Main Mode; DTC C2172/72 Transmitter ID not Registered in 2nd Mode: Description
WARNING: This page is about a different car, the 2007 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
The IDs of each tire pressure warning valve and transmitter are registered to the tire pressure warning ECU and receiver. When the ECU detects that an ID is not one of the registered IDs, or cannot receive an ID signal, a DTC is output.
DTC DESCRIPTION
| DTC Code | Detection Condition | Trouble Area |
|---|---|---|
| C2171/71 C2172/72 |
Transmitter ID code is not registered. (When an ID code is unregistered for 51 minutes or more) | Tire pressure warning ECU and receiver |