RM3660EC _51 Engine / Hybrid System _080778 8ZR-FXE ENGINE CONTROL _0393982 SFI SYSTEM T

8ZR-FXE ENGINE CONTROL  SFI SYSTEM  PROBLEM SYMPTOMS TABLE  


HINT:
·

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

·

Inspect the fuses and relays related to this system before inspecting the suspected areas below.



SFI System
Symptom Suspected Area Link
Engine does not crank (Does not start) Hybrid control system Click here
VC output circuit Click here
No initial combustion (Does not start) ECM power source circuit Click here
VC output circuit Click here
Crankshaft position sensor Click here
Fuel injector circuit Click here
Ignition system Click here
Fuel pump control circuit Click here
Fuel pump Click here
Valve timing Click here
Engine cranks normally but difficult to start Fuel pump control circuit Click here
Fuel pump Click here
Engine coolant temperature sensor Click here
Ignition system Click here
Compression Click here
Fuel injector assembly Click here
Fuel injector circuit Click here
Intake system Click here
Throttle body assembly Click here
PCV valve and hose Click here
EGR valve assembly Click here
ECM power source circuit Click here
Incomplete intermittent combustion occurs (Does not start) Fuel pump control circuit Click here
Fuel pump Click here
Fuel line -
Ignition system Click here
Fuel injector circuit Click here
EGR valve assembly Click here
ECM power source circuit Click here
Crankshaft position sensor Click here
Valve timing Click here
High engine speed Throttle body assembly Click here
Intake system Click here
ECM power source circuit Click here
Engine coolant temperature sensor Click here
PCV valve and hose Click here
Low engine speed (Poor idle) Throttle body assembly Click here
Fuel pump control circuit Click here
Fuel pump Click here
Intake system Click here
PCV valve and hose Click here
Rough idle Rough idling Click here
Compression Click here
Ignition system Click here
Fuel injector circuit Click here
ECM power source circuit Click here
Fuel pump control circuit Click here
Fuel pump Click here
Fuel line -
Throttle body assembly Click here
Valve timing Click here
Intake system Click here
PCV valve and hose Click here
Air fuel ratio sensor Click here
Heated oxygen sensor Click here
Mass air flow meter sub-assembly Click here
Manifold absolute pressure sensor Click here
Knock control sensor Click here
EGR valve assembly Click here
Hunting (Poor idle) PCV valve and hose Click here
Air fuel ratio sensor Click here
Mass air flow meter sub-assembly Click here
Drive start control system Click here
Hesitation/Poor acceleration (Poor driveability) Fuel line -
Fuel pump Click here
Valve timing Click here
Mass air flow meter sub-assembly Click here
Throttle body assembly Click here
Knock control sensor Click here
Brake override system Click here
Drive start control system Click here
Surging (Poor driveability) Fuel line -
Fuel pump control circuit Click here
Fuel pump Click here
Ignition system Click here
Fuel injector assembly Click here
Engine stalls soon after starting Mass air flow meter sub-assembly Click here
Intake system Click here
Fuel pump control circuit Click here
Manifold absolute pressure sensor Click here
Fuel line -
Valve timing Click here
EGR valve assembly Click here
Unable/difficult to refuel Fuel system (canister, refueling valve, roll over valve, fuel tank, etc.) -