Mazda CX-5 Service & Repair Manual: Throttle Body

Mazda CX-5 Service & Repair Manual / Engine / Control / Throttle Body

Purpose, Function

Opens/closes the throttle valve to adjust the amount of air supplied to the cylinder.
Opens/closes the throttle valve according to the control signal from the PCM.

Construction

The throttle body is installed to the intake manifold.
The throttle body consists of a throttle valve, throttle valve actuator, TP sensor, and return spring.
For the throttle position sensor, refer to CONTROL SYSTEM..

Operation

The throttle valve actuator opens/closes the throttle valve according to the control signal from the PCM. If there is a malfunction in the throttle valve actuator, the throttle valve is closed by the return spring in the throttle body.
For the drive-by-wire control, refer to CONTROL SYSTEM..

Fail-safe


DTC	Fail-safe
P2101:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2107:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2110:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2112:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2119:00	Restricts the upper limit of the engine speed.

Throttle Body Inspection

Resistance Inspection 1. Disconnect the negative battery cable.. 2. Disconnect the throttle body connector. 3. Measure the resistance between throttle body terminals E and F. Throttle bo ...

Throttle Position (TP) Sensor Inspection

Voltage Inspection CAUTION: The inspection cannot be performed with this method correctly if there is a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs rel ...

Other materials:

Steering Angle Sensor Inspection
1. Remove the column cover.. 2. Connect the plus (+) end of a tester to steering angle sensor terminal A and the minus (-) end of the tester to terminal B (GND). 3. Switch the ignition ON (engine off or on). 4. Turn the steering wheel to the left and right. 5. Verify that the voltage f ...

Automatic Transaxle Fluid (ATF) Adjustment [Fw6 A EL, Fw6 Ax EL]
CAUTION: Only adjust the ATF level when the ATF temperature is 45—55 °C {113—131 °F}. If the ATF level is incorrect, it could damage the transaxle. Do not add ATF over the specification. Otherwise, the transaxle performance could be reduced and ATF could leak. 1. Re ...

Rear Seat Back Trim Removal/Installation
6:4 Split Type 1. Remove the trunk board.. 2. Remove the rear seat back.. 3. Remove the headrest. 4. Remove the rear seat back frame.. 5. Remove the C rings in the order of (1), (2), (3), and (4) shown in the figure, and remove the rear seat back trim from the rear seat back pad. CA ...