Jeep Cherokee 2000 Service Manual - page 1097
CONDITION
POSSIBLE CAUSES
CORRECTION
6. No voltage to starter solenoid.
6. Check voltage to solenoid. If
necessary, replace the solenoid.
7. Solenoid or starter motor
inoperative.
7. Replace starter motor.
ENGINE CRANKS, BUT WILL
NOT START NO SMOKE
1. No fuel in supply tank.
1. Fill fuel supply.
2. Electrical fuel shutdown solenoid not
operating.
2. Check for loose wires and verify that
the fuel shutdown solenoid and fuel
shutdown solenoid relay is functioning.
3. Exhaust plugged.
3. Remove the obstruction.
4. Fuel filter plugged.
4. Drain fuel/water separator and
replace fuel filter.
5. Excessive fuel inlet restriction.
5. Check fuel inlet restriction. Correct
cause.
6. Injection pump not getting fuel or
fuel is aerated.
6. Check fuel flow/bleed fuel system.
7. Worn or inoperative injection pump.
7. Visually check delivery with
externally connected injector to one of
the pump outlets. Repair or replace the
pump if fuel is not being delivered.
ENGINE HARD TO START,
OR WILL NOT START
SMOKE FROM EXHAUST
1. Incorrect starting procedure.
1. The fuel shutoff solenoid control
must be in the run position. Ensure
proper procedure is being used.
2. Cranking speed too slow.
2. (A) Verify that the transmission is not
engaged.
(B) Check the battery, starting motor
and look for loose or corroded wiring
connections.
3. Cylinder heads heater plugs relay
defective.
3. Verify system is working. Repair/
replace inoperative parts.
4. One or more cylinder head heater
plugs defective.
4. Verify system is working. Repair/
replace inoperative parts.
5. Insufficient intake air.
5. Inspect or replace filter and check
for obstruction to the air supply tube.
XJ
ENGINE
9 - 3
DIAGNOSIS AND TESTING (Continued)