System faults or operational malfunctions occur

Possible cause: Unspecified internal system fault or operating error. Contact the authorized service centre or an authorized service partner for assistance.

System malfunctions or operational errors occur during use.

Possible cause: Unknown system fault or operational failure.. Contact one of Truma's authorised service partners, or the Truma Service Centre itself.

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Truma • Heating Accessory (Combi D altitude kit)

Truma Altitude KIT

Official technical documentation and workshop diagnostics for Combi D.

View official manual on manufacturer's site ↗

Technical Specifications

Operating Voltage12V DC

Gas Or PressureDiesel

Dimensions CutoutØ 28 mm

Master Troubleshooting & Diagnostics Matrix

Error Code / Indicator	Symptom / Meaning	Possible Cause	Step-by-Step DIY Fix	Suggested Actions
`N/A`	System faults or operational malfunctions occur	Unspecified internal system fault or operating error	Contact the authorized service centre or an authorized service partner for assistance.	Professional Intervention Required
`N/A`	System malfunctions or operational errors occur during use.	Unknown system fault or operational failure.	Contact one of Truma's authorised service partners, or the Truma Service Centre itself.	Professional Intervention Required