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Connect the Techstream to the DLC3. 1. Turn the ignition switch to ON and turn the Techstream on. 2. Clear DTCs (even if no DTCs are stored, perform the clear DTC operation). 3. Turn the ignition switch off and wait for at least 30 seconds. 4. Turn the ignition switch to ON and turn the Techstream on [A]. 5. Fully depress and release the accelerator pedal [B]. 6. Check that 5 seconds or more have elapsed since the ignition switch was turned to ON. 7. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes [C]. 8. Read the pending DTC. HINT: If a pending DTC is output, the system is malfunctioning. 9. Enter the following menus: Powertrain / Engine and ECT / Utility / All Readiness. 10. Input the DTC: P2120, P2122, P2123, P2125, P2127, P2128 or P2138. 11. Check the DTC judgment result. TESTER DISPLAY DESCRIPTION NORMAL DTC judgment completed System normal ABNORMAL DTC judgment completed System abnormal INCOMPLETE DTC judgment not completed Perform driving pattern after confirming DTC enabling conditions N/A Unable to perform DTC judgment HINT: If the judgment result shows ABNORMAL, the system has a malfunction. 12. If the judgment result shows INCOMPLETE or N/A, perform steps [B] through [C] again. 13. If no pending DTC is output, perform a universal trip and check for permanent DTCs
. HINT: If a permanent DTC is output, the system is malfunctioning. 14. FAIL-SAFE When DTC P2120, P2121, P2122, P2123, P2125, P2127, P2128 or P2138 is stored, the ECM enters fail safe and the engine idles. Fail-safe mode continues until a pass condition is detected, and the ignition switch is turned off. WIRING DIAGRAM 3UR-FBE ENGINE CONTROL SYSTEM: SFI SYSTEM: P2120,P212... |