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:

Side Member Installation [Panel Replacement]
Symbol Mark Installation Procedure 1. When installing new parts, measure and adjust the body as necessary to conform with standard dimensions. 2. Drill holes for the plug welding before installing the new parts. 3. After temporarily installing new parts, make sure the related parts fit p ...

Blind Spot Monitoring (Bsm) Off Indicator Light
Purpose The BSM OFF indicator light informs the driver that the Blind Spot Monitoring (BSM) system is turned off or there is a malfunction in the system. Function The instrument cluster illuminates the BSM OFF indicator light based on the BSM system off signal sent via a CA ...

Magnet Clutch [Manual Air Conditioner]
Purpose The magnetic clutch transmits the rotation force from the engine to the shaft in the A/C compressor. Function The magnetic clutch engages or disengages the magnetic clutch and the A/C turns on or off by switching the power transmission from the engine. Con ...