Toyota Tacoma (2015-2018) Service Manual: Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE INTAKE VALVE
|
(a) Using SST, compress the inner compression spring and remove the valve spring retainer locks. SST: 09202-70020 SST: 09202-00021 09202-01010 09202-01020 |
|
(b) Remove the valve spring retainer, inner compression spring and intake valve.
HINT:
Arrange the removed parts in the correct order.
2. REMOVE EXHAUST VALVE
|
(a) Using SST, compress the inner compression spring and remove the valve spring retainer locks. SST: 09202-70020 09202-01010 09202-01020 SST: 09202-00021 |
|
(b) Remove the valve spring retainer, inner compression spring and exhaust valve.
HINT:
Arrange the removed parts in the correct order.
3. REMOVE VALVE STEM OIL SEAL
|
(a) Using needle-nose pliers, remove the valve stem oil seals. |
|
4. REMOVE VALVE SPRING SEAT
|
(a) Using compressed air and a magnet hand, remove the valve spring seats by blowing air onto them. |
|
5. REMOVE NO. 1 STRAIGHT SCREW PLUG
NOTICE:
If water leaks from a straight screw plug or the plug is corroded, replace it.
|
(a) Using a 10 mm hexagon wrench, remove the 4 No. 1 straight screw plugs and 4 gaskets. Text in Illustration
|
|
6. REMOVE NO. 2 STRAIGHT SCREW PLUG
NOTICE:
If water leaks from a straight screw plug or the plug is corroded, replace it.
|
(a) Using a 14 mm hexagon wrench, remove the 2 No. 2 straight screw plugs and 2 gaskets. Text in Illustration
|
|
7. REMOVE NO. 3 STRAIGHT SCREW PLUG
NOTICE:
If water leaks from a straight screw plug or the plug is corroded, replace it.
|
(a) Using a 10 mm hexagon wrench, remove the 8 No. 3 straight screw plugs and 8 gaskets. Text in Illustration
|
|
8. REMOVE UNION
NOTICE:
It is not necessary to remove the union unless it is being replaced.
9. REMOVE STUD BOLT
NOTICE:
If the stud bolt is deformed or the threads are damaged, replace it.
Precaution
PRECAUTION
HINT:
Any digits beyond the 0.01 mm (1/1000 in.) place for standard, minimum
and maximum values should be used as a reference only.
When both standard and maximum or minim ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT CYLINDER HEAD SUB-ASSEMBLY
(a) Using a precision straightedge and feeler gauge, measure the warpage of the
contact surfaces where the cylinder head contacts the cy ...
Other materials:
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs depending on the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine ...
System Description
SYSTEM DESCRIPTION
1. GENERAL
(a) This system uses ultrasonic sensors to detect any obstacles at the corners
and the rear of the vehicle. The system then informs the driver of the distance
between the sensors and an obstacle as well as their positions by indicating them
on the multi-informat ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
