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ON-BOARD DIAGNOSTIC [AW6A-EL, AW6AX-EL] 05-02–29 05-02 DTC P0733[AW6A-EL, AW6AX-EL] id050211802100 Diagnostic procedure DTC P0733 Gear 3 incorrect (incorrect gear ratio detected) DETECTION CONDITION • Incorrect gear ratio detected when following conditions are satisfied while driving: Monitoring condition: — ATF temperature 20 °C {68 °F} or more — Driving in 3GR in D range — Engine running — Accelerator opening angle 10% or more — Vehicle speed signal normal Diagnostic support note: • This is a continuous monitor (CCM). • The MIL illuminates if the TCM detects the above malfunction condition during the first drive cycle. • A PENDING CODE is not available. • FREEZE FRAME DATA is available. • The AT warning light illuminates. • The DTC is stored in the TCM memory. POSSIBLE CAUSE • ATF level low • Deteriorated ATF • Shift solenoid D stuck • Shift solenoid F stuck • Line pressure control solenoid stuck • Line pressure low • C1 clutch slipping • C3 clutch slipping • Control valve stuck • Oil pump malfunction • TCM malfunction STEP INSPECTION ACTION 1 VERIFY FREEZE FRAME DATA HAS BEEN • Has the FREEZE FRAME DATA been recorded? Yes Go to the next step. No Record the FREEZE FRAME DATA on the repair order, 2 VERIFY RELATED REPAIR INFORMATION • Verify related Service Bulletins and/or on-line repair information availability. • Is any related repair information available? Yes Perform repair or diagnosis according to the available • If the vehicle is not repaired, go to the next step. No Go to the next step. 3 INSPECT ATF CONDITION • Inspect the ATF condition. (See 05-17-10 AUTOMATIC TRANSAXLE • Is it normal? Yes Go to the next step. No Replace the transaxle, then go to Step 8. 4 INSPECT ATF LEVEL • Start the engine. • Warm up the ATX. • Is the ATF level within the specification? (See 05-17-10 AUTOMATIC TRANSAXLE Yes Go to the next step. No Add ATF to the specified level, then go to Step 8. 5 INSPECT LINE PRESSURE • Start the engine. • Measure the line pressures. (See 05-17-3 MECHANICAL SYSTEM • Are the line pressures within the specifications? Yes Go to the next step. No All ranges: Replace the oil pump, then go to Step 8. 6 INSPECT STALL SPEED • Measure the stall speed in D range. (See 05-17-3 MECHANICAL SYSTEM • Is the stall speed within the specification? Yes Go to the next step. No Replace the automatic transaxle, then go to Step 8. 1871-1U-06B(05-02).fm 29 ページ 2006年3月15日 水曜日 午前11時18分 |