DTC C2173/73 Vehicle Speed or Engine Speed Signal Malfunction: Description
WARNING: This page is about a different car, the 2008 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
The tire pressure warning ECU receives a vehicle speed signal from the combination meter and an engine speed signal from the ECM. The tire pressure warning ECU uses these signals to detect DTCs C2121/21 to C2125/25 (No Signal from Transmitter in Main Mode).
DTC DETECTION CONDITION AND TROUBLE AREA
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| C2173/73 | Following condition (a) or (b) is met for a total of 15 minutes:
|
|
HINT:
This DTC is set at the same time as DTCs C2121/21 to C2125/25 are being set.