Common problems guide

The most common Ideal Vogue Max Combi problems

The faults most likely to send a Ideal Vogue Max Combi into lockout — with plain-English causes, what to check first, estimated repair costs and whether you need a Gas Safe engineer.

4 documented codes
4 most common
4 DIY-safe checks
0 engineer needed

The 4 most common faults

01
OVERHEAT LOCKOUT High DIY-safe

Your boiler has switched itself off because it has become too hot internally, often due to low water pressure or air trapped in the system.

What to try first

Check the pressure gauge and top up to 1.5 bar if it is lowBleed your radiators to remove trapped airPress the 'Restart' button on the display panel

Est. cost
£100-250
Parts
System Pump, Overheat Thermostat, Heat Exchanger (Flush)
Full guide for OVERHEAT LOCKOUT
02
LOW WATER PRESSURE High DIY-safe

Your boiler has detected that there is not enough water in the system to operate safely and has shut down to prevent damage.

What to try first

Locate the filling loop (usually a silver braided hose with small tap handles) underneath the boiler.Slowly open both taps to allow water into the system while watching the pressure gauge.Close both taps tightly once the pressure gauge reaches between 1.0 and 1.5 bar.

Est. cost
£0-120
Parts
Filling loop, Pressure sensor, Expansion vessel
Full guide for LOW WATER PRESSURE
03
IGNITION LOCKOUT High DIY-safe

Your boiler has tried to light several times but cannot establish a flame, meaning you will not have any heating or hot water until it is resolved.

What to try first

Check that your gas emergency control valve is open and that you have credit on your gas meter.Check if other gas appliances in your home, such as a hob, are working correctly.Press the 'Reset' button on the boiler display panel once to see if the system restarts.

Est. cost
£100-350
Parts
Ignition Electrode, Gas Valve, Flame Sensing Lead
Full guide for IGNITION LOCKOUT
04
Too many restarts High DIY-safe

Your boiler has been manually reset too many times in a short period and has locked itself out as a safety precaution.

What to try first

Switch off the electrical power supply to the boiler at the fused spur switchWait for 30 secondsSwitch the power back on to clear the lockout and restart the unit

Est. cost
£0-120
Parts
No parts required for the lockout itself, Ignition Electrode, Flame Sensing Probe
Full guide for Too many restarts

on the Ideal Vogue Max Combi

System PumpOverheat ThermostatHeat Exchanger (Flush)Filling loopPressure sensorExpansion vessel

Based on parts cited in our fault code database. Your engineer will confirm what's actually needed after diagnosis.

Call a Gas Safe engineer if…

  • You can smell gas or see signs of a leak
  • The Ideal shows an Emergency or High severity code
  • The boiler keeps locking out after repeated resets
  • You've tried the DIY checks and the fault hasn't cleared
  • There's visible water leaking from the boiler
  • The flame is yellow or orange instead of blue

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See the full 4-code list for the Ideal Vogue Max Combi