EV Knowledge Center

EV Academy

Practical Chinese EV education for repair shops, distributors, importers, fleet operators, and owners.

Accurate parts matching

Read an OE part number and compare the listing with your vehicle before you inquire.

Latest Academy Articles

Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS55 PLUS: Water marks or smears remain after cleaning the wipers

Wipers leave water marks or smears even after the glass and rubber blades have been cleaned.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS55 PLUS: Abnormal noise during sunroof operation; check seal contact areas

Abnormal noise occurs when opening or closing the sunroof.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS55 PLUS: Brake system warning light illuminated; check brake fluid and pads

The brake system warning light is illuminated, or the brake fluid level is clearly below MIN.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS55 PLUS: Uneven tyre wear, cuts or bulges

Tyres wear unevenly, or the tread or sidewalls have cuts and bulges.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS55 PLUS: Ventilation air intake blocked by ice, snow or leaves

Ice, snow, leaves or other debris are visible at the air conditioning or ventilation air intake.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS55 PLUS: Persistent metallic rubbing noise during braking

A metallic noise occurs during braking as the wear indicator mechanism contacts the brake disc.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS55 PLUS: Battery discharge and weak starting after prolonged parking or electrical use with the engine off

Insufficient low-voltage power and weak starting occur after prolonged parking or electrical use with the engine off.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS55 PLUS: Replacement fuse of the same specification blows immediately; investigate the circuit first

A new fuse immediately blows again after replacement with one of the same rating.

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Funbyautoparts
Ignition System3 min read

CS55 PLUS spark-plug selection and replacement planning

Use the applicable maintenance schedule and engine information to distinguish routine spark-plug replacement from fault investigation.

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Funbyautoparts
Braking System3 min read

CS55 PLUS brake-hose cracks or bulges: inspect the hose during brake-pad work

Factory inspection items and HELLA technical guidance help distinguish brake-hose damage, pipe condition and replacement decisions.

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