DTC P0500-31: Vehicle Speed Sensor "A" No Signal [11/2023 - ]: Description
WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
The skid control ECU converts the vehicle speed pulse signals output from the speed sensors installed to each wheel into vehicle speed signals. It then inputs these signals to the ECM as speed signals via CAN communication.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Memory | Note |
|---|---|---|---|---|---|---|
| P0500-31 | Vehicle Speed Sensor "A" No Signal | All of the following conditions are met (1-trip detection logic):
|
|
Comes on | DTC stored | SAE Code: P0500 |
DTC DETECTION CONDITION PATTERNS:
| Vehicle Condition | |||||
|---|---|---|---|---|---|
| Pattern 1 | Pattern 2 | Pattern 3 | Pattern 4 | ||
| Diagnostic Condition | Park/neutral position switch D input signal is ON. | ◦ | ◦ | ◦ | ◦ |
| The counter gear speed is 300 rpm or more. | ◦ | ◦ | ◦ | ◦ | |
| When the vehicle is being driven in 1st gear, the transmission revolution sensor (NT) value is 1450 rpm or more. | ◦ | - | - | - | |
| When the vehicle is being driven in 2nd gear, the transmission revolution sensor (NT) value is 840 rpm or more. | - | ◦ | - | - | |
| When the vehicle is being driven in 3rd gear, the transmission revolution sensor (NT) value is 540 rpm or more. | - | - | ◦ | - | |
| When the vehicle is being driven in 4th gear, the transmission revolution sensor (NT) value is 400 rpm or more. | - | - | - | ◦ | |
| Malfunction Condition | Vehicle speed signal is 0 km/h (0 mph) or less. | ◦ | ◦ | ◦ | ◦ |
| Duration | 2 seconds or more | 2 seconds or more | 2 seconds or more | 2 seconds or more | |
| Detection Logic | 1-trip detection logic | 1-trip detection logic | 1-trip detection logic | 1-trip detection logic | |
DTC DETECTION CONDITION PATTERNS:
| Vehicle Condition | |||||
|---|---|---|---|---|---|
| Pattern 5 | Pattern 6 | Pattern 7 | Pattern 8 | ||
| Diagnostic Condition | Park/neutral position switch D input signal is ON. | ◦ | ◦ | ◦ | ◦ |
| The counter gear speed is 300 rpm or more. | ◦ | ◦ | ◦ | ◦ | |
| When the vehicle is being driven in 5th gear, the transmission revolution sensor (NT) value is 330 rpm or more. | ◦ | - | - | - | |
| When the vehicle is being driven in 6th gear, the transmission revolution sensor (NT) value is 300 rpm or more. | - | ◦ | - | - | |
| When the vehicle is being driven in 7th gear, the transmission revolution sensor (NT) value is 300 rpm or more. | - | - | ◦ | - | |
| When the vehicle is being driven in 8th gear, the transmission revolution sensor (NT) value is 300 rpm or more. | - | - | - | ◦ | |
| Malfunction Condition | Vehicle speed signal is 0 km/h (0 mph) or less. | ◦ | ◦ | ◦ | ◦ |
| Duration | 2 seconds or more | 2 seconds or more | 2 seconds or more | 2 seconds or more | |
| Detection Logic | 1-trip detection logic | 1-trip detection logic | 1-trip detection logic | 1-trip detection logic | |
HINT:
This DTC is stored when any of the above detection patterns is met.