Technical diagnosis
Schaudt Elektroblock faults: diagnosis, cause and repair.
9 technical guides on the most common Elektroblock faults in your motorhome. Visible symptom, what to measure with the multimeter, repair cost.
Main guides
The 3 most consulted faults.
[ 3 / 9 ]
- Signal diagnosis8 min
Elektroblock doesn't activate when you press the 12 V button
You press the 12 V switch on the LT panel and nothing happens. No living-area lights, no water pump, no ventilation. This step-by-step diagnosis goes from the easiest check (panel fuses) to the most technical (internal EBL logic) to find what's breaking the activation chain.
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- Charging diagnosis9 min
Elektroblock not charging when plugged into 220 V
You plug the motorhome into the campsite 230 V pedestal and the auxiliary battery keeps dropping. The green LED on the LT panel doesn't come on or flickers oddly. This guide covers what to check before sending the Elektroblock for repair, the most likely internal faults, and how much each one costs.
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- Charging diagnosis11 min
Elektroblock not charging the auxiliary battery
If your Schaudt Elektroblock has stopped charging the living-area battery —neither from 230 V mains, nor from the alternator, nor from the solar panel— the fault is almost always in one of these seven points. This guide shows you how to diagnose which before dismantling anything.
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Signal diagnosis
1 guide in this block.
Internal components
3 guides in this block.
- 5 min
70 A coupling relay burnt inside the Elektroblock
The 70 A relay that connects the starter battery with the auxiliary one during driving charging is the component that fails most often in Schaudt Elektroblock units. It buzzes, sticks or stays open: three symptoms, one culprit. Here's when to replace it and how much it costs.
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- 5 min
The Elektroblock internal charger delivers no voltage
You plug the motorhome into 230 V and the auxiliary battery doesn't move a single millivolt. The Elektroblock internal charger is completely down. This guide teaches you how to find which of the five internal stages has failed.
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- 5 min
The Elektroblock internal fuse keeps blowing
You replace the T 3.15 AT glass fuse inside the Elektroblock and seconds later it blows again. This is the clearest sign the problem isn't the fuse but what sits behind it: a damaged rectifier or power transistor. Here's the correct diagnosis.
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General diagnosis
1 guide in this block.
Physical faults