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Home >> Mazda >> 2017 >> 5 GS, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control (2 Of 3) >> DTC P0606-00: Pcm Processor Error >> Notes
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DTC P0606-00: Pcm Processor Error: Notes

DTC P0606:00 DETECTION CONDITION AND POSSIBLE CAUSE

DTC P0606:00 PCM processor error
DETECTION CONDITION
  • PCM internal CPU malfunction.
  • Abnormal voltage applied to the PCM ignition switch terminal.

    Diagnostic support note

  • This is a continuous monitor (CCM).
  • The check engine light illuminates if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA (Mode 2)/Snapshot data is available.
  • The DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION
  • Stops the idle air control.
  • Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for the minimum driveability.
POSSIBLE CAUSE
  • Voltage of 1.0 V or more is applied to PCM ignition switch terminal (PCM terminal 1AY) even though ignition switch is off.
  • PCM internal CPU malfunction
SYSTEM WIRING DIAGRAM -


DTC P0606:00 DETECTION CONDITION AND POSSIBLE CAUSE

DTC P0606:00 PCM processor error
DETECTION CONDITION
  • PCM internal CPU malfunction.
  • Abnormal voltage applied to the PCM ignition switch terminal.

    Diagnostic support note

  • This is a continuous monitor (CCM).
  • The check engine light illuminates if the PCM detects the above malfunction condition during the first drive cycle.
  • FREEZE FRAME DATA (Mode 2)/Snapshot data is available.
  • The DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION
  • Stops the idle air control.
  • Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for the minimum driveability.
POSSIBLE CAUSE
  • Voltage of 1.0 V or more is applied to PCM ignition switch terminal (PCM terminal 1AY) even though ignition switch is off.
  • PCM internal CPU malfunction
SYSTEM WIRING DIAGRAM -