|
|
Content .. 1550 1551 1552 1553 ..
If the misfire still cannot be reproduced even though the conditions stored in the freeze frame data have a. The fuel level is low. b. Improper fuel is used. c. The spark plugs are dirty. After finishing repairs, check that no misfires occur in each cylinder (cylinder No. 1, No. 2, No. 3, No. 4, Be sure to confirm that no misfiring cylinder DTCs are stored again by conducting the confirmation For 6 and 8 cylinder engines, the ECM intentionally does not store the specific misfiring cylinder DTCs In the event of DTC P0300 being present, perform the following operations: a. Clear the DTC (See DTC CHECK/CLEAR ). b. Start the engine and conduct the confirmation driving pattern. c. Read the misfiring rates of each cylinder or DTC(s) using the Techstream. d. Repair the cylinder(s) that has a high misfiring rate or is indicated by the DTC. e. After finishing repairs, conduct the confirmation driving pattern again, in order to verify that DTC P0300 is not stored. With the alcohol concentration learned value, Long FT and Short FT in the freeze frame data, it is When the Coolant Temp in the freeze frame data is less than 75°C (167°F), the misfires occurred only An extremely imbalanced drive wheel, which causes body vibration, may cause misfire DTCs detection. 1. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO MISFIRE CODES) 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 DTCs. Result RESULT REFERENCE Result Proceed to P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 and/or P0308 are output A P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 and/or P0308 and other B
2009 Toyota Tundra 2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra
|