Canon EOS 5D Mark IV SLR-Digitalkamera (30,4 MP, 8,1cm Touchscreen-LCD, DIGIC 6+, Dual Pixel RAW, 4K Video, WLAN, NFC, GPS) Gehäuse, schwarz — Error codes & fixes

Troubleshooting guide for the Canon EOS 5D Mark IV SLR-Digitalkamera (30,4 MP, 8,1cm Touchscreen-LCD, DIGIC 6+, Dual Pixel RAW, 4K Video, WLAN, NFC, GPS) Gehäuse, schwarz. Diagnose an error code and find the fix.

Laptop won't boot

no-boot

The laptop fails to start, often from a power issue, a failed update, or a hardware fault.

Source: Canon support — camera error codes Confidence: 80% Verified Aug 9, 2026

2 fixes available

Shutter error

shutter-error

The camera reports a shutter error and cannot take photos.

Source: Sony support — camera error codes Confidence: 80% Verified Aug 9, 2026

2 fixes available

Autofocus not working

focus-issue

The camera autofocus does not work, often due to a dirty lens or a focus motor issue.

Source: Canon support — camera error codes Confidence: 80% Verified Aug 9, 2026

2 fixes available

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