DTC 50, 51: Central Processing Unit (CPU) Turn the ignition switch ON (II). Clear the DTC with the HDS. Start the engine. Wait at least 10 seconds. Does the EPS indicator come on?
YES | - | Go to Step 5 .
NO | - | The system is OK at this time.■
Verify the DTC. Is DTC 50 or 51 indicated?
YES | - | Check for loose terminals and poor connections at the EPS control unit. If necessary, substitute a known-good EPS control unit and recheck.■
NO | - | Perform the appropriate troubleshooting for the code indicated.■