3. Turn ignition ON.
4. Clear codes with DDR.
5. Start and run the engine for one minute.
6. Stop engine.
7. Check DDR for codes.
[a] If no codes are displayed, troubleshooting is complete.
[b] If CEL is on with code 249/12 logged, all system diagnostics are complete. To
troubleshoot the error, refer to section 57.3.1.
All information subject to change without notice.
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