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Error code reference
Dometic Refrigerator Error Code LP
LP flashing (message alternates between LP and temperature) indicates gas operation lockout (flame failure) after three unsuccessful ignition attempts.
SourceDometic Elite 2+2 - Service Manual: Diagnostics & Components (RM1350)p. 10, 13
Diagnostic procedure
The full LP procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Turn unit off, wait a few seconds and turn back on to restart ignition sequence. Check LP gas supply tanks are not empty and manual shutoff valves are turned on.
SourceDometic Elite 2+2 - Service Manual: Diagnostics & Components (RM1350)p. 10, 13
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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