Troubleshooting steps
Check for hydraulic leaks, test hydraulic pump, verify pressure
Heavy Equipment Codes
Caterpillar E79 – Hydraulic system fault
Hydraulic system fault
Details
Caterpillar E79 error on Construction, Mining equipment indicates hydraulic system fault. Hydraulic leak, pump failure, pressure issue. Check for hydraulic leaks, test hydraulic pump, verify pressure.
Error typehydraulic
MeaningHydraulic system fault
Typical causesHydraulic leak, pump failure, pressure issue
SolutionsCheck for hydraulic leaks, test hydraulic pump, verify pressure
SeverityHigh
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CaterpillarE79
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What does E79 mean on Caterpillar equipment?
E79 on Caterpillar Construction, Mining equipment indicates hydraulic system fault. Hydraulic leak, pump failure, pressure issue.
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