TROUBLESHOOTING
Circuit Testing
2000 FE290 Gasoline Vehicle Maintenance and Service Supplement Page 11-13
11
TESTING THE ENGINE KILL CIRCUIT
Read DANGER and WARNING on page 11-1.
Use the following charts (Figure 11-16, Page 11-13) through (Figure 11-18, Page 11-14) to begin
troubleshooting problems with the engine kill circuit.
Figure 11-15 Testing the Engine Ignition Circuit
Figure 11-16 Testing the Engine Kill Circuit – Chart 1
IGNITION GAP TEST
GOOD
REPLACE SPARK PLUG
IGNITION GAP TEST
(TEST PROCEDURE 13)
CHECK FUEL SYSTEM
(SEE SECTION 14)
CHECK COMPRESSION
(SEE CYLINDER HEAD IN
SECTION 13)
IGNITION GAP TEST
NOT GOOD
DISCONNECT
ENGINE KILL WIRE
GOOD SPARK
NO SPARK
CHECK RPM LIMITER
(TEST PROCEDURE 14)
CHECK KEY SWITCH
(TEST PROCEDURE 17)
CHECK PLUG GAP
(SEE SETTING THE SPARK
PLUG GAP IN SECTION 13)
CHECK COIL
(TEST PROCEDURE 15)
ENGINE RUNS
ENGINE DOES NOT RUN
CHECK FOR
GROUNDED WIRE
(TEST PROCEDURE 18)
REPAIR OR REPLACE
ENGINE CRANKS—
CAR WILL NOT RUN
CHECK KILL LIMIT SWITCH
(TEST PROCEDURE 16)
CHECK WIRE CONNECTION
OF CIRCUIT WIRES
INCORRECT
CONTINUITY READING
CORRECT
CONTINUITY READING
WIRES INCORRECTLY
CONNECTED
WIRES CORRECTLY
CONNECTED
REPLACE LIMIT SWITCH
CONNECT WIRES CORRECTLY
REPLACE WIRE
CHECK CONTINUITY
OF CIRCUIT WIRES
(TEST PROCEDURE 9)
NO CONTINUITY
ENGINE WILL NOT STOP
RUNNING WHEN FOOT IS OFF
ACCELERATOR PEDAL