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Read freeze frame data using the Techstream. The ECM records vehicle and driving condition 1. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P050B) a. Connect the Techstream to the DLC3. b. Turn the ignition switch to ON. c. Turn the Techstream ON. d. Enter the following menus: Powertrain/Engine and ECT/Trouble Codes. e. Read the DTCs. Result DTC OUTPUT RESULT HINT: If any DTCs other than P050B are output, troubleshoot those DTCs first. NG: GO TO DTC CHART OK: Go to Next Step 2. CHECK THROTTLE BODY a. Check that there are no deposits around the throttle valve. OK: No deposits around the throttle valve. NG: Go to step 8 OK: Go to Next Step Generator Vane pump Rough idle when engine is cold (immediately after Abnormal Fuel quality Display (DTC Output) Proceed to P050B A P050B and other DTCs B
2009 Toyota Tundra 2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra
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