OBD II Fault Code P1046 :

Description of OBD II Fault code P1046

HO2S(A/F SENSOR) S1 HEATER CIRCUIT MALFUNCTION

Possible failuer of OBD II Fault code P1046

Diagnostic Procedure using AutoHex auto Scan tool tester

• The data isn t obtained because B-CAN Frame can t be received.
• The B-CAN System doesn t actuate.

Test Conditions using AutoHex Scan tool tester

• When B-CAN Data is sending

Clear Fault codes Conditions

• The data isn t obtained because B-CAN Frame can t be received.
• The B-CAN System doesn t actuate.

MIL Status

• Keyless Access Indicator ON

Note:

• AutoHex is a professional OBD /OBD II diagnostic scanner / scan tool tester.
• This fault code is a GERENRIC fault code, some cars may change the meaning of this fault code.
  To get the accurate fault code description you may use AutoHex OBD scanner

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