Dtc P0733 - Mazda 2002 6 Workshop Manual

STEP
8 VERIFY REPAIR OF DTC P0732
• Make sure to reconnect all disconnected
connectors.
• Clear DTC using WDS or equivalent.
• Start engine.
• Warm up transaxle.
• Drive vehicle under the following conditions at
least 4 times for more than 1 seconds.
— ATF temperature: 20 °C {68 °F} or above
— Drive in D range, 2nd gear
— Vehicle speed (VSS PID): 3.8 km/h {2.4
mph} or above
• Are any DTCs present?
9 VERIFY AFTER REPAIR PROCEDURE
• Perform "After Repair Procedure".
(See K–52 AFTER REPAIR
• Are any DTCs present?
End Of Sie

DTC P0733

DTC P0733 Gear 3 incorrect (Incorrect Gear Ratio Detected)
• PCM monitors revolution ratio of forward clutch drum revolution to differential gear case revolution when the
following monitoring conditions are met. If revolution ratio is below 0.863 or above 1.249, PCM determines
that there is malfunction.
Monitoring condition:
— ATF temperature 20 °C {68 °F} or above.
— Driving in 3 GR in D range.
— Engine run.
— Turbine speed within 225—4,988 rpm.
— Differential gear case (output) revolution speed 35 rpm or above.
DETECTION
— Any of the following not generated: DTC P0500, P0706, P0707, P0708, P0712, P0713, P0715, P0751,
CONDITION
P0752, P0753, P0756, P0757, P0758, P0761, P0762, P0763, P0766, P0767, P0768, P0771, P0772,
P0773.
Diagnostic support note:
• This is a continuous monitor (CCM).
• MIL does not illuminate.
• HOLD indicator light flashes if PCM detects the above malfunction condition during first drive cycle.
• FREEZE FRAME DATA is not available.
• Pending code is not available.
• DTC stored in the PCM memory.
• ATF level low
• Deteriorated ATF
• Shift solenoids A or C stuck
• Pressure control solenoid stuck
• Line pressure low
POSSIBLE
• 3-4 clutch slipping
CAUSE
• Forward clutch slipping
• Control valve stuck (Bypass, TCC or 3-4 shift valve)
• Oil pump
• PCM malfunction
Diagnostic procedure
STEP
1 VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service Bulletins availability.
• Is any related repair information available?
2 CHECK ATF CONDITION
• Check ATF condition.
(See K–12 AUTOMATIC TRANSAXLE FLUID
(ATF) INSPECTION.)
• Is it okay?
ON-BOARD DIAGNOSTIC
INSPECTION
PROCEDURE.)
INSPECTION
Yes Replace PCM, then go to next step.
No Go to next step.
Yes Go to applicable DTC inspection.
No Troubleshooting completed.
Yes Perform repair or diagnosis according to available repair
information.
No Go to next step.
Yes Go to next step.
No Replace ATF, then go to Step 8.
ACTION
A6E567001030W15
ACTION
K–73
K