Master Troubleshooting & Diagnostics Matrix
| Error Code / Indicator | Symptom / Meaning | Possible Cause | Step-by-Step DIY Fix | Suggested Actions |
|---|---|---|---|---|
N/A | Water pump runs on for more than 5-10 seconds after closing all taps | Possible leak in the system | Check the whole water system for leaks without delay, and make a habit of powering the pump down from its control panel every time you leave the vehicle. | DIY Safe |
N/A | Aerated water from a tap | There may be a leak on the pump's suction side. | Look for a leak where the pump draws water in and repair as needed. | DIY Safe |
Frequently Asked Questions
Q: How do I drain down the water system for winter or storage?
Open the drain cock on the main tank, drain the heater, and open any drain cocks in the pipework. Leave all the taps open too, then wait around five minutes for everything to clear.