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OBD II Fault Code P16A5 :

Description of Fault code P16A5

ENGINE CONTROL MODULE (ECM) INTERNAL CIRCUIT MALFUNCTION

Possible failuer P16A5

  • Engine Control Module (ECM) internal injector drive LSI

Diagnostic Procedure using AutoHex II Scan Tool

  • When the status resistor of the injector drive LSI is monitored on the CPU, the internal reset, the clock failure and the power voltage is abnormal.
  • The initialization of resistor isn't executed normally.
  • The operation mode isn't normal.
  • The serial communication function isn't normal.

Test Conditions using AutoHex tester

  • Once each Cam Revolution

Clear Fault codes Conditions

  • When the status resistor of the injector drive LSI is monitored on the CPU, the internal reset, the clock failure and the power voltage is abnormal.
  • The initialization of resistor isn't executed normally.
  • The operation mode isn't normal.
  • The serial communication function isn't normal.

MIL Status

  • Check Engine Light ON

Key learning when all keys lost


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

More Fault codes:

OBD II Fault Code P16A6
OBD II Fault Code P16A7
OBD II Fault Code P16A8
OBD II Fault Code P16A9
OBD II Fault Code P16AA
OBD II Fault Code P16AB
OBD II Fault Code P16AC
OBD II Fault Code P16AD
OBD II Fault Code P16AE
OBD II Fault Code P16AF
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