OBD II Fault Code P16B2 :

Description of Fault code P16B2

ENGINE CONTROL MODULE (ECM) INTERNAL CIRCUIT MALFUNCTION

Possible failuer P16B2

• Engine Control Module (ECM) internal

Diagnostic Procedure using AutoHex II Scan Tool

• The run-time of the task including the interrupt is more than the specified time.
• The periodical starting task isn't finished within the starting period.

Test Conditions using AutoHex tester

• Continuously
• 2000 ms after the Engine Control Module (ECM) initializing

Clear Fault codes Conditions

• The run-time of the task including the interrupt is more than the specified time.
• The periodical starting task isn't finished within the starting period.

MIL Status

• N/A

Note:

• AutoHex II is a professional Auto diagnostic.
• 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 II

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