Mazda CX-5 Service & Repair Manual: Warm Up Three Way Catalytic Converter (Wu Twc) Inspection

Mazda CX-5 Service & Repair Manual / Engine / Emissions / Warm Up Three Way Catalytic Converter (Wu Twc) Inspection

CAUTION:

Perform the following procedures, DTC P0421:00 is indicated only.

1. Connect the M-MDS to the DLC-2.

2. Start the engine and warm it up to normal operating temperature.

3. Turn off the engine.

4. Verify that the engine compression is within the specification..

If the compression pressure is not within the specification, repair or replace the malfunctioning part.

5. Drive the vehicle for 10 min at

65—96 km/h {40—60 mph}

to allow the WU-TWC to reach normal operating temperature.

6. Stop the vehicle and leave it in a safe space.

7. Access Test ID 10:21:80 on the “Diagnostic Monitoring Test Result” function.

8. Verify that the test result is within specification indicated on the M-MDS.

If it is not as specified, replace the exhaust manifold..

Rollover Valve

Purpose, Function Prevents fuel from flowing into the evaporative gas passage during sudden cornering or vehicle rollover. Construction The rollover valve is built into the fuel ...

Brake Fluid Pressure Sensor

Purpose/Function The brake fluid pressure sensor detects the fluid pressure from the master cylinder and transmits it to the DSC HU/CM. Construction The brake fluid pressure sen ...

Other materials:

Side Member Removal [Panel Replacement]
Symbol Mark Removal Procedure 1. Drill the 45 locations shown in the figure. NOTE: When drilling, do not drill a hole all the way through or there could be a problem when installing the new part. 2. Remove the side member. ...

PID/Data Monitor Inspection [Adaptive Front Lighting System (Afs)]
1. Connect the M-MDS to the DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS. a. Select “DataLogger”. b. Select “Modules”. c. Select “AFS”. 3. Select the applicable PID from the PID table. 4. Verify the PID da ...

Interior Lights
Overhead Lights Front Map Lights When the overhead light switch is in the door or off position, press the lens to illuminate the front map lights, and then press the lens again to turn them off. NOTE The front map lights will not turn off even if the lens is pressed in the following ca ...