7712h
CLAAS 7712h – Claas Eng A15 Engine Module: No Return Voltage on Glow Plug Relay
Issue description
The glow plug relay is not receiving return voltage, which can lead to difficulty in starting the engine in extreme cold conditions. The issue may be related to the glow plugs or the preheating relay.
Check the cause
The glow plugs (R78)
The preheating relay (K1)
Parts you might need
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