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:

A/C Unit Removal/Installation
1. Disconnect the negative battery cable.. 2. Discharge the refrigerant.. 3. Drain the engine coolant.. CAUTION: If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise or other malfunction could occur. Always plug open f ...

Front Stabilizer Control Link Inspection
1. Remove the front stabilizer control link.. 2. Inspect for bending or damage. If there is any malfunction, replace the front stabilizer control link. 3. Rotate the front stabilizer control link ball joint stud 10 times and shake it side to side 10 times. 4. Measure the front stabilizer c ...

Scheduled Maintenance (U.S.A., Canada, and Puerto Rico)
Follow Schedule 1 if the vehicle is operated mainly where none of the following conditions apply. • Repeated short-distance driving • Driving in dusty conditions • Driving with extended use of brakes • Driving in areas where salt or other corrosive materials are used • Driving on ...