Mazda RX-8 2004 Service Highlights page 270

DTC On-board diagnostic
No. function
Gear 2 incorrect (incorrect
P0732
gear ratio detected)
Gear 3 incorrect (incorrect
P0733
gear ratio detected)
ON-BOARD DIAGNOSTIC
Detection condition
• TCM monitors the rotation ratio of the
parking gear compared to reverse
and high clutch drum when the
following monitoring conditions are
met. If the rotation ratio is 1.266 or
less, or 1.824 or more, the TCM
determines that there is malfunction.
Monitoring condition:
— 2 s or more after shifting to D
range
— Vehicle speed 10 km/h {6 mph} or
more
— Engine speed 1,000 rpm or more
— Turbine speed 1,000 rpm or more
— Ratio between engine speed and
turbine speed less than 1.1
— Throttle opening angle 12.5% or
more
— Engine torque 65 N·m {6.6 kgf·m,
48 ft·lbf} or more
— ATF temperature within 20—150
°C {68—302 °F}
— None of the following are present:
DTC P0705, P0706, P0711,
P0712, P0713, P0715, P0720,
P0751, P0753, P0758, P0761,
P0762, P0763, P0766, P0767,
P0768, P0882, P0960, U0073,
U0100.
• TCM monitors the rotation ratio of the
parking gear compared to reverse
and high clutch drum when the
following monitoring conditions are
met. If the rotation ratio is 0.819 or
less, or 1.181 or more, the TCM
determines that there is malfunction.
Monitoring condition:
— 2 s or more after shifting to D
range
— Vehicle speed 20 km/h {12 mph}
or more
— Engine speed 1,000 rpm or more
— Turbine speed 1,000 rpm or more
— Ratio between engine speed and
turbine speed less than 1.1
— Throttle opening angle 12.5% or
more
— Engine torque 50 N·m {5.1 kgf·m,
37 ft·lbf} or more
— ATF temperature within 20—150
°C {68—302 °F}
— None of the following are present:
DTC P0705, P0706, P0711,
P0712, P0713, P0715, P0720,
P0751, P0753, P0758, P0761,
P0762, P0763, P0766, P0767,
P0768, P0882, P0960, U0073,
U0100.
Fail-safe TCC
N/A Disabled
N/A Disabled
05–02–5
05–02