C-CAN Communication Line Inspection
| Item | Normal Value | Prerequisite Condition | Probe (+) | Probe (-) |
|---|---|---|---|---|
| CAN communication line (open, short): resistance | Infinite |
|
FCA CAN High terminal | Chassis ground |
| FCA CAN Low terminal | Chassis ground | |||
| CAN communication line (open, short): voltage | Approx. below 5V |
|
FCA CAN High terminal | Chassis ground |
| FCA CAN Low terminal | Chassis ground | |||
| Open in CAN communication line: resistance | Approx. below 1Ω |
|
FCA CAN High terminal | ESP CAN High terminal |
| FCA CAN Low terminal | ESP CAN Low terminal |
- Is the result within specifications?
YES
- This can be an intermittent fault caused by poor contact in the sensor's and/or control module's connector. Or, control module's memory was not cleared after repair. Thoroughly check connectors for looseness, poor connection, ending, corrosion, contamination, deterioration, or damage.
- Repair or replace the relevant component(s) as necessary, and go to "VERIFICATION OF VEHICLE REPAIR ".
NO
- Repair the open/short in CAN communication lines and go to "VERIFICATION OF VEHICLE REPAIR ".