| Last Modified: 01-30-2024 | 6.11:8.1.0 | Doc ID: RM100000001ZRYA |
| Model Year Start: 2022 | Model: RAV4 | Prod Date Range: [12/2021 - ] |
| Title: TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: C2178; Vehicle Speed Information Communication Lost; 2022 - 2024 MY RAV4 RAV4 HV [12/2021 - ] | ||
|
DTC |
C2178 |
Vehicle Speed Information Communication Lost |
DESCRIPTION
The tire pressure warning ECU and receiver receives signals from the combination meter assembly via CAN communication. If a malfunction occurs in this communication line, DTC C2178 is output.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
|---|---|---|---|---|
|
C2178 |
Vehicle Speed Information Communication Lost |
Communication between the combination meter assembly and tire pressure warning ECU and receiver is interrupted for 10 seconds or more. |
|
- |
CAUTION / NOTICE / HINT
NOTICE:
- When replacing the tire pressure warning ECU and receiver, read the transmitter IDs and number of the transmitters (4 or 5) stored in the old ECU using the Techstream and write them down before removal.
-
It is necessary to perform initialization
![2022 - 2024 MY RAV4 RAV4 HV [12/2021 - ]; TIRE PRESSURE MONITORING: TIRE PRESSURE WARNING SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif)
after registration
of the transmitter IDs into the tire pressure warning ECU and receiver if the ECU has been replaced.
PROCEDURE
|
1. |
INSPECT COMBINATION METER ASSEMBLY (ON-VEHICLE INSPECTION) |
(a) Perform Operation Check of the meter/gauge system.
Click here
HINT:
Check the meter function by referring to On-vehicle Inspection for the combination meter assembly.
|
Result |
Proceed to |
|---|---|
|
Combination meter assembly is normal |
A |
|
Combination meter assembly is malfunctioning |
B |
| A |
|
| B |
|
|
|