P0606

CIRCUIT DESCRIPTION
The PCM has the capability of diagnosing a malfunction within the controller. If the PCM detects a malfunction within the controller, DTC P0606 will set.

CONDITIONS FOR RUNNING THE DTC
^ DTC P0601, or DTC P0604 is not set.
^ The ignition is ON.

CONDITIONS FOR SETTING THE DTC
The PCM detects an internal performance problem within the controller.

ACTION TAKEN WHEN THE DTC SETS
^ The PCM will illuminate the Malfunction Indicator Lamp (MIL) the first time the malfunction is detected.
^ The PCM will store conditions which were present when the DTC set as Freeze Frame and the Fail Records data.

TEST DESCRIPTION
The number below refers to the step number on the diagnostic table.
2. This DTC indicates an internal PCM problem.

TEST DESCRIPTION

Steps 1 - 2: