SPARK PLUGS
SPARK PLUG CABLE RESISTANCE
IGNITION COIL RESISTANCE—EXCEPT 4.7L ENGINE
COIL
MANUFACTURER
PRIMARY RESISTANCE @
21-27°C (70-80°F)
SECONDARY RESISTANCE @ 21-27°C
(70-80°F)
Diamond 0.97 - 1.18 Ohms 11,300 - 15,300 Ohms
Toyodenso 0.95 - 1.20 Ohms 11,300 - 13,300 Ohms
IGNITION COIL RESISTANCE—4.7L V-8
ENGINE
TORQUE CHART
DESCRIPTION TORQUE
Camshaft Position Sensor
Bolt—4.7L V-8 Engine .... 12N·m(106 in. lbs.)
Crankshaft Position Sensor—
3.9L/5.2L/5.9L Engines ...... 8N·m(70in.lbs.)
Crankshaft Position Sensor
Bolt—4.7L V-8 Engine ...... 28N·m(21ft.lbs.)
Distributor Hold Down Bolt . . . 23 N·m (17 ft. lbs.)
Ignition Coil Mounting (except 4.7L)
(if tapped bolts are used) .... 5N·m(50in.lbs.)
Ignition Coil Mounting (except 4.7L)
(if nuts/bolts are used) .... 11N·m(100 in. lbs.)
Ignition Coil Mounting
Nut—4.7L V-8 Engine ...... 8N·m(70in.lbs.)
Spark Plugs—Except 4.7L ........... 35–41 N·m
(26–30 ft. lbs.)
Spark Plugs—4.7L V-8 Engine .......... 27N·m
(20 ft. lbs.)
ENGINE PLUG TYPE ELECTRODE GAP
3.9L V-6 RC12LC4 1.01 mm (.040 in.)
4.7L V-8 RC12MCC4 1.01 mm (.040 in.)
5.2L V-8 RC12LC4 1.01 mm (.040 in.)
5.9L V-8 RC12LC4 1.01 mm (.040 in.)
MINIMUM MAXIMUM
250 Ohms Per Inch 1000 Ohms Per Inch
3000 Ohms Per Foot 12,000 Ohms Per Foot
PRIMARY RESISTANCE
21-27°C (70-80°F)
SECONDARY
RESISTANCE 21-27°C
(70-80°F)
0.6 - 0.9 Ohms 6,000 - 9,000 Ohms
8D - 22 IGNITION SYSTEM DN
SPECIFICATIONS (Continued)