Toyota Tacoma (2015-2018) Service Manual: Removal

Toyota Tacoma (2015-2018) Service Manual / 2gr-fks Engine Mechanical / Cylinder Head Gasket / Removal

REMOVAL

PROCEDURE

1. REMOVE TIMING CHAIN COVER ASSEMBLY

(See page 2. SEPARATE NO. 2 WATER BY-PASS PIPE (for Vacuum Brake Booster) )

2. SEPARATE NO. 2 WATER BY-PASS PIPE (for Vacuum Brake Booster)

3. REMOVE VACUUM PUMP ASSEMBLY (for Vacuum Brake Booster)

4. SET NO. 1 CYLINDER TO TDC/COMPRESSION

5. REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY

6. REMOVE CHAIN TENSIONER SLIPPER

7. REMOVE CHAIN SUB-ASSEMBLY

8. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 1)

(a) While raising the No. 2 chain tensioner assembly, insert a pin of 1.0 mm (0.0394 in.) diameter into the hole to hold the No. 2 chain tensioner assembly.

Text in Illustration

*a	Pin
*b	Plunger
*a	Push

(b) Using a wrench to hold the hexagonal portion of each camshaft, loosen the camshaft timing gear bolts of the camshaft timing gear assembly and the camshaft timing exhaust gear assembly RH.

Text in Illustration

*a	Turn
*b	Hold

NOTICE:

Be careful not to damage the cylinder head with the wrench.
Do not loosen the other bolts. If any of the bolts is loosened, replace the camshaft timing gear assembly and/or the camshaft timing exhaust gear assembly with a new one.

9. REMOVE NO. 2 CHAIN TENSIONER ASSEMBLY

(a) Remove the bolt and No. 2 chain tensioner assembly.

10. REMOVE CAMSHAFT BEARING CAP (for Bank 1)

(a) Check that the camshafts are positioned as shown in the illustration.

Text in Illustration

*1	Knock Pin
*a	Intake Side
*b	Exhaust Side

(b) Uniformly loosen and remove the 9 bearing cap bolts in several steps and in the sequence shown in the illustration.

NOTICE:

Uniformly loosen the bolts while keeping the camshaft level.

11. REMOVE FUEL PUMP LIFTER HOUSING

(a) Remove the fuel pump lifter housing.

12. REMOVE CAMSHAFT

13. REMOVE NO. 2 CAMSHAFT

14. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY RH

(a) Remove the camshaft housing RH by prying between the cylinder head and camshaft housing RH with a screwdriver.

Text in Illustration

*a	Protective Tape

NOTICE:

Be careful not to damage the contact surfaces of the cylinder head and camshaft housing RH.

HINT:

Tape the screwdriver tip before use.

15. REMOVE CAMSHAFT TIMING GEARS AND NO. 2 CHAIN (for Bank 2)

(a) While pushing down the No. 3 chain tensioner assembly, insert a pin of 1.0 mm (0.0394 in.) diameter into the hole to hold the No. 3 chain tensioner assembly.

Text in Illustration

*a	Pin
*b	Plunger
*c	Push

(b) Using a wrench to hold the hexagonal portion of each camshaft, loosen the camshaft timing gear bolts of the camshaft timing gear assembly and the camshaft timing exhaust gear assembly LH.

Text in Illustration

*a	Turn
*b	Hold

NOTICE:

Be careful not to damage the cylinder head with the wrench.
Do not loosen the other bolts. If any of the bolts is loosened, replace the camshaft timing gear assembly and/or the camshaft timing exhaust gear assembly with a new one.

16. REMOVE NO. 3 CHAIN TENSIONER ASSEMBLY

(a) Remove the bolt and No. 3 chain tensioner assembly.

17. REMOVE CAMSHAFT BEARING CAP (for Bank 2)

(a) Check that the camshafts are positioned as shown in the illustration.

Text in Illustration

*1	Knock Pin
*a	Intake Side
*b	Exhaust Side

(b) Uniformly loosen and remove the 8 bearing cap bolts in several steps and in the sequence shown in the illustration.

NOTICE:

Uniformly loosen the bolts while keeping the camshaft level.

(d) Remove the 5 camshaft bearing caps.

18. REMOVE NO. 3 CAMSHAFT SUB-ASSEMBLY

19. REMOVE NO. 4 CAMSHAFT SUB-ASSEMBLY

20. REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY LH

(a) Remove the camshaft housing LH by prying between the cylinder head LH and camshaft housing LH with a screwdriver.

Text in Illustration

*a	Protective Tape

NOTICE:

Be careful not to damage the contact surfaces of the cylinder head and camshaft housing LH.

HINT:

Tape the screwdriver tip before use.

21. REMOVE NO. 1 CHAIN VIBRATION DAMPER

22. REMOVE NO. 2 CHAIN VIBRATION DAMPER

23. REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY

(a) Remove the 24 No. 1 valve rocker arms.

HINT:

Arrange the removed parts in the correct order.

24. REMOVE VALVE LASH ADJUSTER ASSEMBLY

(a) Remove the 24 valve lash adjusters from the cylinder head.

HINT:

Arrange the removed parts in the correct order.

25. REMOVE VALVE STEM CAP

(a) Remove the 24 valve stem caps.

HINT:

Arrange the removed parts in the correct order.

26. REMOVE REAR WATER BY-PASS JOINT

27. REMOVE NO. 2 FUEL PIPE SUB-ASSEMBLY

28. REMOVE FUEL DELIVERY PIPE ASSEMBLY LH (FUEL PRESSURE SENSOR)

29. REMOVE FUEL DELIVERY PIPE RH

30. REMOVE FUEL INJECTOR ASSEMBLY

31. REMOVE FUEL INJECTOR SEAL

32. REMOVE CYLINDER HEAD SUB-ASSEMBLY

(a) Using a 10 mm bi-hexagon wrench, uniformly loosen the 8 bolts in the sequence shown in the illustration. Remove the 8 cylinder head bolts and plate washers.

NOTICE:

Be careful not to drop washers into the cylinder head.
Cylinder head warpage or cracking could result from removing bolts in an incorrect order.

HINT:

Be sure to keep separate the removed parts for each installation position.

(b) Remove the cylinder head.

33. REMOVE CYLINDER HEAD GASKET

34. REMOVE CYLINDER HEAD LH

(a) Uniformly loosen and remove the 2 bolts in the sequence shown in the illustration.

(b) Using a 10 mm bi-hexagon wrench, uniformly loosen the 8 bolts in the sequence shown in the illustration. Remove the 8 cylinder head bolts and plate washers.

NOTICE:

Be careful not to drop washers into the cylinder head.
Cylinder head warpage or cracking could result from removing bolts in an incorrect order.

HINT:

Be sure to keep separate the removed parts for each installation position.

35. REMOVE NO. 2 CYLINDER HEAD GASKET

36. INSPECT CYLINDER HEAD SET BOLT

Drive Belt

Components

COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION *1 CAMSHAFT *2 CAMSHAFT BEARING CAP *3 CAMSHAFT HOUSING SUB-ASSEMBLY ...

Drive Belt

Components COMPONENTS ILLUSTRATION Precaution PRECAUTION NOTICE: Do not apply or add oil or grease to the belt tensioner to prevent abnormal noises from the belt tensioner pull ...

Other materials:

Precaution
PRECAUTION 1. IGNITION SWITCH EXPRESSIONS (a) The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are used in this section. Expression Ignition Switch (Position) Engine ...

Operation Check
OPERATION CHECK 1. CHECK FUNCTION (a) Check that the key reminder warning buzzer sounds. (1) With the driver side door closed, insert the key into the ignition key cylinder and then turn the key to LOCK or ACC. (2) Check that the buzzer sounds intermittently when the driver side door is open ...

Check Bus 5 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 15 (CA5H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 16 (CA5L) of the central gateway ECU (network gateway ECU) and ...