1H-7 Ignition System:
Repair Instructions
High-Tension Cord Removal and Installation
(For M16 Engine)
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Removal
1) Remove engine cover.
2) Disconnect No.1 cylinder (2) and No.3 cylinder (3)
high-tension cords from ignition coil assemblies (1)
while gripping each cap.
3) Pull out high-tension cords from spark plugs while
gripping each cap.
CAUTION
!
• Removal of high-tension cords together
with clamps will be recommended so as
not to damage their inside wire (resistive
conductor).
• For the same reason, pull out each
connection by gripping cap portion.
Installation
1) Install No.1 cylinder (2) and No.3 cylinder (3) high-
tension cords to spark plugs and ignition coil
assemblies (1) while gripping each cap.
CAUTION
!
• Never attempt to use metal conductor
high-tension cords as replacing parts.
• Insert each cap portion fully when
installing high-tension cords.
High-Tension Cord Inspection (For M16 Engine)
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Measure resistance of high-tension cord (1) by using
ohmmeter.
If resistance exceeds specification, replace high-tension
cord(s).
High-tension cord resistance
No.1 cylinder high-tension cord resistance: 1.4 – 4.0
k
Ω
No.3 cylinder high-tension cord resistance: 0.6 – 2.0
k
Ω
Spark Plug Removal and Installation
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Removal
1) Remove engine cover.
2) Pull out high-tension cords by gripping their caps (for
M16 engine) and then remove ignition coil
assemblies referring to “Ignition Coil Assembly
(Including ignitor) Removal and Installation: ”.
3) Remove spark plugs.
Installation
1) Install spark plugs and tighten them to specified
torque.
Tightening torque
Spark plug: 25 N·m (2.5 kgf-m, 18.0 lb-ft)
2) Install ignition coil assemblies referring to “Ignition
Coil Assembly (Including ignitor) Removal and
Installation: ”.
3) Install high-tension cords securely by gripping their
caps. (for M16 engine)
4) Install engine cover.
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