DTC Troubleshooting: P0606 (0)
DTC P0606:
 ECM Processor Malfunction
NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information.
  1. Turn the ignition switch ON (II).
  1. Clear the DTC with the HDS.
  1. Turn the ignition switch OFF.
  1. Turn the ignition switch ON (II).
  1. Wait 40 seconds.
  1. Check for Temporary DTCs or DTCs with the HDS.
Is DTC P0606 indicated?
YES -
Go to Step 7 .
NO -
Intermittent failure, the system is OK at this time.■
  1. Turn the ignition switch OFF.
  1. Turn the ignition switch ON (II).
  1. Wait 40 seconds.
  1. Check for Temporary DTCs or DTCs with the HDS.
Is DTC P0606 indicated?
YES -
If the ECM was updated, substitute a known-good ECM, then go to Step 8 . If the ECM was substituted, go to Step 1 .
NO -
If the ECM was updated, troubleshooting is complete. If the ECM was substituted, replace the original ECM. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting.■