OBD II Fault Code P16AF :

Description of Fault code P16AF

ENGINE CONTROL MODULE (ECM) INTERNAL CIRCUIT MALFUNCTION

Possible failuer P16AF

• Engine Control Module (ECM) internal (MPU internal TPU: Timing Processing Unit failure)

Diagnostic Procedure using AutoHex II Scan Tool

• The deviation of the administrative time between the TPU and the CPU is monitored.

Test Conditions using AutoHex tester

• Continuously

Clear Fault codes Conditions

• The deviation of the administrative time between the TPU and the CPU is monitored.

MIL Status

• Check Engine Light ON

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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