Mazda 3 manuals

Mazda 3 Service Manual: Oil Pan Removal/Installation [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Lubrication / Oil Pan Removal/Installation [Mzr 2.0, Mzr 2.5]

WARNING:

NOTE:

1. Remove the battery, battery tray and PCM component..

2. Remove the air cleaner and air hose..

3. Remove the aerodynamic under cover No.2..

4. Drain the engine oil..

5. Remove the A/C drive belt. (MZR 2.0).

6. Remove the A/C compressor with the pipes still connected. (MZR 2.0).

7. Remove the ATF oil cooler with the water hose and ATF oil cooler hose still connected. (ATX).

8. Remove in the order indicated in the table.

9. Install in the reverse order of removal.

10. Refill with the specified type and amount of the engine oil..

11. Start the engine and confirm that there is no oil leakage.

12. Inspect the oil level..

MZR 2.0


MZR 2.5



1

Oil pan

(See Oil Pan Removal Note.)

(See Oil Pan Installation Note.)


Oil Pan Removal Note

1. Set the wiring harness, harness bracket, shift cable and cable bracket out of the way to access the transaxle upper fitting bolts.

NOTE:

2. Before loosening the bolts securing the engine and transaxle, put a mark on each transaxle bolt and the transaxle (to determine when they have been turned one full turn), then loosen the bolts one full turn (360

).


CAUTION:

NOTE:

3. Remove the four bolts that secure the engine front cover to the oil pan.


4. Remove the oil pan using a separator tool.


Oil Pan Installation Note

CAUTION:

  1. Do not allow the gasket residue to enter the oil pan. Using cleaning fluid, completely remove the oil from the joint. Especially be sure to completely remove oil and gasket residue from the corner section of the engine front cover and the cylinder block.


  2. Apply the silicon sealant in a single, unbroken line.

  3. Install the oil pan before the applied sealant starts to harden.

  4. Using bolts with the old seal adhering could cause cracks in the cylinder block.


NOTE:

1. Completely clean and remove any oil, dirt, sealant or other foreign material that may be adhering to the cylinder block, engine front cover and oil pan.

2. When reusing the oil pan installation bolts, clean any old sealant from the bolts.

3. Apply silicone sealant to the oil pan along the inside of the bolt holes as shown in the figure.


    Thickness

  1. 2.23.2 mm {0.090.12 in}

4. Apply silicone sealant to the front edge of the oil pan and to the engine front cover where the two pieces attach together.


5. Apply an ample amount to the engine front cover where the oil pan is fitted, and also apply an extra amount (a ball of approximately 5 mm {0.2 in}

in diameter) of silicone sealant to the corners of the engine front cover and the cylinder block.

6. Install the oil pan to the cylinder block.

7. Tighten the four engine front cover bolts in the order shown in the figure.


8. Tighten the oil pan bolts in the order shown in the figure.


    Tightening torque

  1. 1723 Nm {1.82.3 kgfm, 1316 ftlbf}

9. Tighten all the bolts securing the engine and transaxle.


NOTE:

Oil Filter Replacement [Mzr 2.0, Mzr 2.5]
WARNING: Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil have cooled. A vehicle that is lifted but not securely supported ...

Oil Pressure Inspection [Mzr 2.0, Mzr 2.5]
WARNING: Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil have cooled. A vehicle that is lifted but not securely supported ...

Other materials:

Air Mix Actuator Inspection [Full Auto Air Conditioner]
CAUTION: If the lever position exceeds the operation range shown in the figure, the circuit in the actuator could be damaged. Always perform an actuator operation inspection with the lever movement within the range shown in the figure. Driver-side 1. Connect battery positive vol ...

Flashing the Headlights
To flash the headlights, pull the lever fully towards you (the headlight switch does not need to be on). The headlight high-beam indicator light in the instrument cluster illuminates simultaneously. The lever will return to the normal position when released. ...

Neutral Switch Removal/Installation [A26 M R]
1. Disconnect the negative battery cable. 2. Disconnect the neutral switch connector. 3. Remove the aerodynamic under cover No.2.. 4. Remove the neutral switch with the gasket. 5. Install a new gasket and the neutral switch to the transaxle case. Tightening torque 2939 Nm {3. ...

2016-2019 Copyright www.mazda3tech.com