Mazda CX-9 2007 - Page 228

ON-BOARD DIAGNOSTIC [AW6A-EL, AW6AX-EL]
05-02–6
P0722
Vehicle speed sensor
(VSS) circuit malfunction
(open circuit/short circuit)
• Vehicle speed signal is not input
during turbine speed signal 16 pulse
period when driving in D range at 20
km/h {12 mph} or more.
• Normal vehicle speed signal is not
input.
• Changes source for output
revolution calculation
• Inhibits self learning
control
• Inhibits driver adaptive
shift control
Enabled
P0727 Engine speed signal error
• If the engine speed signal from the
PCM, which is transmitted using the
CAN communication, is invalid and
the condition has continued for 500
ms or more.
• Emergency mode 1
• Fixes the engine speed
signal at 7,000 rpm
Enabled
P0729
Gear 6 incorrect (incorrect
gear ratio detected)
• Incorrect gear ratio is detected when
driving in D range, 6GR, ATF
temperature is 20 °C {68 °F} or
more, and accelerator opening angle
is 10% or more.
• Emergency mode 2 Disabled
P0730
Gear 1and engine brake
operation incorrect
(incorrect gear ratio
detected)
• Engine brake is detected to be not
operating when driving in M range,
1GR, ATF temperature is 20 °C {68
°F} or more, and accelerator opening
angle is 10% or more.
• Inhibits self learning
control
Enabled
P0731
Gear 1 incorrect (incorrect
gear ratio detected)
• Incorrect gear ratio is detected when
driving in D range, 1GR, ATF
temperature is 20 °C {68 °F} or
more, and accelerator opening angle
is 10% or more.
• Emergency mode 2 Disabled
P0732
Gear 2 incorrect (incorrect
gear ratio detected)
• Incorrect gear ratio is detected when
driving in D range, 2GR, ATF
temperature is 20 °C {68 °F} or
more, and accelerator opening angle
is 10% or more.
• Emergency mode 2 Disabled
P0733
Gear 3 incorrect (incorrect
gear ratio detected)
• Incorrect gear ratio is detected when
driving in D range, 3GR, ATF
temperature is 20 °C {68 °F} or
more, and accelerator opening angle
is 10% or more.
• Emergency mode 2 Disabled
P0734
Gear 4 incorrect (incorrect
gear ratio detected)
• Incorrect gear ratio is detected when
driving in D range, 4GR, ATF
temperature is 20 °C {68 °F} or
more, and accelerator opening angle
is 10% or more.
• Emergency mode 2 Disabled
P0735
Gear 5 incorrect (incorrect
gear ratio detected)
• Incorrect gear ratio is detected when
driving in D range, 5GR, ATF
temperature is 20 °C {68 °F} or
more, and accelerator opening angle
is 10% or more.
• Emergency mode 2 Disabled
P0736
Gear reverse incorrect
(incorrect gear ratio
detected)
• Incorrect gear ratio is detected when
driving in R position, ATF temperature
is 20 °C {68 °F} or more, and
accelerator opening angle is 10% or
more.
• Inhibits self learning
control
Enabled
P0780
Valve control solenoid
circuit malfunction (valve
stuck)
• Irregular shift control detected when
driving in D range, ATF temperature is
65 °C {149 °F} or more, and counter
drive gear (output) speed is 300 rpm
or more.
• Inhibits self learning
control
Enabled
P0817
Starter lock output signal
circuit malfunction (open
circuit/short circuit)
• Any of the following conditions are
met when ignition switch is at ON
position:
— 0 V detected at TCM terminal A5
when in D range or R position
— 12 V detected at TCM terminal A5
when in P or N position
• Locks start lock signal Enabled
DTC
No.
On-board diagnostic
function
Detection condition Fail-safe TCC
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