Glow Plugs; Removal; Inspection; Installation - Mitsubishi S4Q User Manual

ELECTRICAL SYSTEM
Nut
Connection
plate
Glow plug
Figure 207 Removal of glow plug
Figure 208 Inspection of glow plug
Service Manual Mitsubishi SQ-Series diesel engines
Version 08/2004
ELECTRICAL SYSTEM

30 GLOW PLUGS

30.1 Removal

1. Unscrew the connection plate retaining nut, and
remove the connection plate.
2. Remove the glow plug from the cylinder head.
CAUTION
After removing the glow plug, cover the glow plug
mounting hole with tape to prevent dust from entering
the cylinder head.

30.2 Inspection

As shown in the diagram, check the conductivity
between the terminal and body. If there is no
conductivity or if the resistance is high, replace the
glow plug.
Item
Resistance

30.3 Installation

1. Install the glow plug in the cylinder head by
tightening to the specified torque.
Tightening torque
2. Install the connection plate to the glow plug, and
tighten the retaining nut to the specified torque.
Tightening torque
ENGLISH
GLOW PLUGS
Unit: Ω
Assembly Standard
1.0
18 ± 2 N·m
(1.8 ± 0.2 kgf·m)
[13 ± 1 lbf·ft]
1.3 ± 0.2 N·m
(0.13 ± 0.02 kgf·m)
[0.96 ± 0.14 lbf·ft]
137 / 174