Dodge dakota 2002 Service Manual page 1254

DR
ENGINE - 3.7L (Continued)
CONDITION
1. ENGINE LOSS OF POWER
1. ENGINE MISSES ON
ACCELERATION
1. ENGINE MISSES AT HIGH
SPEED
POSSIBLE CAUSE
4. Incorrect cam timing.
1. Dirty or incorrectly gapped spark
plugs.
2. Dirt or water in fuel system.
3. Faulty fuel pump.
4. Blown cylinder head gasket.
5. Low compression.
6. Burned, warped or pitted valves.
7. Plugged or restricted exhaust
system.
8. Faulty coil.
9. Incorrect cam timing.
1. Spark plugs dirty or incorrectly
gapped.
2. Dirt in fuel system.
3. Burned, warped or pitted valves.
4. Faulty coil.
1. Spark plugs dirty or incorrectly
gapped.
2. Faulty coil.
3. Dirt or water in fuel system.
ENGINE - 3.7L
CORRECTION
4. (Refer to 9 - ENGINE/VALVE
TIMING - STANDARD
PROCEDURE).
1. (Refer to 8 - ELECTRICAL/
IGNITION CONTROL/SPARK PLUG
- CLEANING).
2. Clean system and replace fuel
filter.
3. (Refer to 14 - FUEL SYSTEM/
FUEL DELIVERY/FUEL PUMP -
DIAGNOSIS AND TESTING).
4. Replace cylinder head gasket.
5. (Refer to 9 - ENGINE -
DIAGNOSIS AND TESTING), repair
as necessary.
6. Replace as necessary.
7. Inspect and replace as
necessary.
8. (Refer to 8 - ELECTRICAL/
IGNITION CONTROL/IGNITION
COIL - REMOVAL).
9. Refer to Engine TIming in this
section.
1. (Refer to 8 - ELECTRICAL/
IGNITION CONTROL/SPARK PLUG
- CLEANING).
2. Clean fuel system.
3. Replcae as necessary.
4. (Refer to 8 - ELECTRICAL/
IGNITION CONTROL/IGNITION
COIL - REMOVAL).
1. (Refer to 8 - ELECTRICAL/
IGNITION CONTROL/SPARK PLUG
- CLEANING).
2. (Refer to 8 - ELECTRICAL/
IGNITION CONTROL/IGNITION
COIL - REMOVAL).
3. Clean system and replace fuel
filter.
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