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

Geely EX5: Cannot start; check the 12V (low-voltage) battery power supply

The vehicle cannot start because of insufficient low-voltage power.

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Funbyautoparts
Fault diagnosisIntermediate1 min read

Geely EX5: An electrical function fails; check the corresponding fuse

An electrical component does not work, requiring a check of its fuse.

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Funbyautoparts
Fault diagnosisIntermediate1 min read

Geely EX5: Brake fluid below MIN or continually falling

The brake fluid is below MIN or is found to keep falling during checks.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

Changan CS75 PLUS: Limited power or difficult starting; check the integrated fuel filter

Power or vehicle speed is limited, or starting is difficult, requiring a check of fuel filtration condition.

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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

MG ZS EV P0AA6: Insulation fault case after high-voltage battery water ingress and corrosion

The vehicle would not start, charge or drive, and indicated high-voltage battery and EV system insulation faults.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

MG HS Plug-in Hybrid P1E5C / P1EAF: Internal BMS relay repair case involving charging failure

The vehicle would not charge and displayed a high-voltage fault warning, but could still be driven in this case; both codes appeared together.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

BYD Dolphin 2022 P1BE255: Front motor zero position not calibrated after drive motor replacement

In the original case, P1BE255 was read as a current fault after drive motor replacement, and zero-position calibration status showed failure.

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Funbyautoparts
Fault diagnosisIntermediate2 min read

BYD SEAL: Poor wiping or damaged wiper blade rubber

Wipers wipe poorly, with oil, wax, sand, dust or other contamination on the glass or blade rubber.

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