Step 1 – Experience shows this could be a case where bumper calibration is needed.
- Take the mower out of the base station and perform Bumper Calibration through Service ⇢ 897 code ⇢ Calibrations ⇢ Bumper.
- Place the mower in the base station and send it to mow.
Did it fix the issue?
If Yes – Problem solved.
If No – Proceed to Step 2.
Step 2 – In this case we need to diagnose the mower perimeter wire related hardware. See the article No Wire Signal Message.