Chrysler 1998 Voyager Service Manual page 1061

NS
DIAGNOSIS AND TESTING (Continued)
CONDITION
ENGINE MISSES ON
ACCELERATION
ENGINE MISSES AT HIGH SPEED
POSSIBLE CAUSE
1. Dirty or incorrectly gapped spark
plugs.
2. Contamination in Fuel System.
3. Burned, warped, or pitted valves.
4. Faulty coil(s).
1. Dirty or incorrect spark plug gap.
2. Faulty coil(s).
3. Dirty fuel injector(s).
4. Contamination in fuel system.
ENGINE
CORRECTION
1. Clean spark plugs and set gap.
Refer to Group 8D, Ignition System.
2. Clean fuel system and replace
fuel filter.
3. Replace valves.
4. Test and replace as necessary.
Refer to Group 8D, Ignition System.
1. Clean spark plugs and set gap.
Refer to Group 8D, Ignition System.
2. Test and replace as necessary.
Refer to Group 8D, Ignition System.
Test and replace as necessary.
Refer to Group 14, Fuel System.
4. Clean system and replace fuel
filter.
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