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Code No.B1001: Inside temperature sensor low
Code No.B1002: Inside temperature sensor high
 
 
 
 
DIAGNOSTIC TROUBLE CODE SET CONDITION
This code is stored when the interior temperature sensor circuit is open (Code No.B1002) or is short (Code No.B1001).
 
 
 
POSSIBLE CAUSES
  • Malfunction of the auto A/C controller assembly (A/C-ECU).