Is It Safe to Drive With a C0780 Code?
Common Symptoms of a C0780 Fault
TPMS warning light or battery indicator
No driveability issues
Tyre pressure readings may become intermittent
Possible Causes of C0780
A C0780 code can be triggered by faults across several systems. Identifying the exact root cause requires proper diagnostic equipment and live data — not just reading the code.
TPMS Sensor Battery Low
Internal battery is approaching end of life — sensor will need replacement.
TPMS Sensor Age
Sensor is typically over 7–10 years old.
TPMS Sensor Early Depletion
Sensor battery depleted earlier than expected.
Environmental Factors
Extreme temperatures can accelerate TPMS battery depletion.
Why we don't list the exact part: A C0780 code tells you what's happening but not why. Replacing parts without diagnosis is the most common way drivers waste money. A proper diagnosis identifies the specific cause first.
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C0780 and Your MOT
A stored C0780 fault code will cause your car to fail its MOT. The engine management light will be illuminated during the test — an automatic failure. Get the fault diagnosed and repaired, then have the code cleared before booking your test.