UK Reliability Directory

Datsun Sunny (B110/B210/B310)

Production Years: 1970 - 19822 Documented Faults

The Sunny was the car that established Datsun's reputation for reliability. It is a simple, no-nonsense vehicle that is surprisingly fun to drive but requires constant vigilance against rust.

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Common Faults & Reliability

These are the most common documented problems for the Datsun Sunny (B110/B210/B310), sorted by their typical impact and frequency.

Rear Wheel Arch & Sill Rot

medium severity

Like the Z cars, the Sunny was not well-undersealed from the factory. UK winters quickly eat the thin steel of the rear arches and outer sills.

Est. repair cost:£400–£1,200

Carburetor Hesitation

low severity

The Hitachi carburetors can develop flat spots or a poor idle due to worn needles, vacuum leaks, or gummed-up passages.

Est. repair cost:£100–£300

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