RM38T0EC _51 Engine / Hybrid System _144956 M20F-FXS, M20G-FXS ENGINE CONTROL _0604911 SFI SYSTEM Y

M20F-FXS, M20G-FXS ENGINE CONTROL  SFI SYSTEM  BASIC INSPECTION  


CAUTION / NOTICE / HINT

When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem. In many cases, by carrying out the basic engine check shown in the following procedure, the location of the problem can be found quickly and efficiently. Therefore, using this check is essential when troubleshooting the engine.

PROCEDURE

1.CHECK AUXILIARY BATTERY VOLTAGE
NOTICE:

Carry out this check with the engine stopped and the ignition switch off.


Result:
Result Proceed to
11 V or higher OK
Below 11 V NG



OK

2.CHECK WHETHER ENGINE CRANKS

NG

CHARGE OR REPLACE AUXILIARY BATTERY

2.CHECK WHETHER ENGINE CRANKS
Result:
Proceed to
OK
NG



OK

3.CHECK WHETHER ENGINE STARTS

NG

PROCEED TO PROBLEM SYMPTOMS TABLE

Click hereEngine / Hybrid System>M20F-FXS, M20G-FXS (ENGINE CONTROL)>SFI SYSTEM>PROBLEM SYMPTOMS TABLE


3.CHECK WHETHER ENGINE STARTS
Result:
Proceed to
OK
NG



OK

4.CHECK AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

NG

6.CHECK FUEL PRESSURE
4.CHECK AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY
a.

Visually check that the air cleaner filter element sub-assembly is not excessively contaminated with dirt or oil.


Result:
Proceed to
OK
NG



OK

5.CHECK IDLE SPEED

NG

REPLACE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

5.CHECK IDLE SPEED
a.

Check the engine idle speed.

Click hereEngine / Hybrid System>M20F-FXS, M20G-FXS (ENGINE MECHANICAL)>ENGINE>ON-VEHICLE INSPECTION


Result:
Proceed to
OK
NG



OK

6.CHECK FUEL PRESSURE

NG

PROCEED TO PAGE AND CONTINUE TO TROUBLESHOOT

6.CHECK FUEL PRESSURE
a.

Check the fuel pressure.

Click hereEngine / Hybrid System>M20F-FXS, M20G-FXS (FUEL)>FUEL SYSTEM>ON-VEHICLE INSPECTION


Result:
Proceed to
OK
NG



OK

7.CHECK FOR SPARK

NG

PROCEED TO PAGE AND CONTINUE TO TROUBLESHOOT