Diagnostic Procedure 6 — Hard to Start or Impossible to Start under Normal Conditions
EF & EC-438flowchartSR20DE engine.
Diagnostic Procedure 6 — Hard to Start or Impossible to Start under Normal Conditions
1
1. CHECK BATTERY AND STARTER. Check battery and starter operation. (Refer to EL section.)
N.G.
Repair or replace.
O.K.
2
2. CHECK FUEL PRESSURE. 1. Pinch fuel feed hose with fingers. 2. When cranking the engine, is there any pressure on the fuel feed hose?
No
Check fuel pump and circuit. (See page EF & EC-500.)
Yes
3
3. CHECK INJECTOR FOR LEAKAGE. When pressing accelerator pedal fully, can you start the engine.
Yes
Check injector(s) for leakage.
No
4
4. CHECK INJECTOR. 1. Remove distributor from engine. (Crank angle sensor harness connector should remain connected.) 2. Disconnect ignition wires. 3. Turn ignition switch ON. (Do not start engine.) 4. When rotating distributor shaft slowly by hand, does each injector make an operating sound?
No
Check injectors and circuits.
Yes
5
5. CHECK IGNITION SPARK. 1. Disconnect ignition wire from spark plug. 2. Connect a known good spark plug to the ignition wire. 3. Place end of spark plug against a suitable ground and crank engine. 4. Check for spark.
O.K.
6
Go to (A) on next page.