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EC-70 < SYSTEM DESCRIPTION > [VQ35DE] DIAGNOSIS SYSTEM (ECM) How to Erase DTC and 1st Trip DTC NOTE: seconds and then turn it ON (engine stopped) again. • If the DTC is not for A/T related items (see ), skip step 1. 1. Erase DTC in TCM. Refer to 2. Select “ENGINE” with CONSULT. 3. Select “SELF-DIAG RESULTS”. 4. Touch “ERASE”. (DTC in ECM will be erased.) Freeze Frame Data and 1st Trip Freeze Frame Data *: The items are the same as those of 1st trip freeze frame data. DATA MONITOR MODE NOTE: Monitored Item For reference values of the following items, refer to . Freeze frame data item* Description DIAG TROUBLE CODE • The engine control component part/control system has a trouble code that is displayed as PXXXX. (Refer FUEL SYS-B1 • “Fuel injection system status” at the moment a malfunction is detected is displayed. Mode2: Open loop due to detected system malfunction FUEL SYS-B2 CAL/LD VALUE [%] • The calculated load value at the moment a malfunction is detected is displayed. COOLANT TEMP [ ° C] or [ ° F] • The engine coolant temperature at the moment a malfunction is detected is displayed. L-FUEL TRM-B1 [%] • “Long-term fuel trim” at the moment a malfunction is detected is displayed. than short-term fuel trim. L-FUEL TRM-B2 [%] S-FUEL TRM-B1 [%] • “Short-term fuel trim” at the moment a malfunction is detected is displayed. schedule. S-FUEL TRM-B2 [%] ENGINE SPEED [rpm] • The engine speed at the moment a malfunction is detected is displayed. VEHICL SPEED • The vehicle speed at the moment a malfunction is detected is displayed. ABSOL TH·P/S [%] • The throttle valve opening angle at the moment a malfunction is detected is displayed. B/FUEL SCHDL [msec] • The base fuel schedule at the moment a malfunction is detected is displayed. INT/A TEMP SE [ ° C] or [ ° F] • The intake air temperature at the moment a malfunction is detected is displayed. INT MANI PRES [kPa] • These items are displayed but are not applicable to this model. COMBUST CONDITION |