Checksum error on CAN-message Powertrain Control 5
â–¶ How to fix
No repair guidance recorded for this DTC.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The software calculates a checksum on the data of the PTC5 CAN message that has been received. It then compares this with the checksum attached to the same message by the sending node. A fault code is set if the checksums don't match for a specified amount of messages,
Possible cause
Mismatch in communication between the BCI and TMS. Possible reasons for the fault are a high load on the CAN bus or faulty BCI software.