Tesla Model 3 alerts codes

VCFRONT_a466 / VCFRONT_a466_highFlowIndexLowSubcoolFlagged

Alert Description
The vehicle controller detects a discrepancy in the estimated refrigerant flow rates between the A/C compressor and recirculation electronic expansion valve (EXV) as the estimated refrigerant flow index is higher than expected while the subcool is low.

Potential Impact
Cabin climate control system air conditioning and heating may be limited or unavailable. Battery heating and cooling performance may be limited.

Set condition
The estimated refrigerant flow index is above the expected level, and the subcool is low.

Clear condition
Clears automatically when vehicle is asleep.

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