The SPAS ECU sends the request messages, such as a temperature signal for compensation, to the FATC through CAN bus line for SPAS.
The SPAS ECU check the CAN communication line for normal control and if the FATC message is not received for a 0.5 second, this DTC is set.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Status for receiving CAN message from FATC | 1. Open CAN high / Low line 2. FATC Module |
Enable Condition |
•
Ignition "ON" | |
Threshold Value |
•
No CAN signal from FATC | |
Diagnostic Time |
•
For more than 500 ms |
