CHART6: SELF-DIAGNOSTIC CODE "1-4"
START
< Ignition switch "OFF" >
Check cylinder temp. sensor resistance.
Is result OK? (See page 3-39.)
YES
Possible cause:
• ECM failure
• Wire continuity/connection failure
CHART 7: SELF-DIAGNOSTIC CODE "2-3"
START
< Ignition switch "OFF" >
Check IAT sensor resistance.
Is result OK? (See page 3-39.)
YES
Possible cause:
• ECM failure
• Wire continuity/connection failure
CHART8: SELF-DIAGNOSTIC CODE "3-2"
START
< Individual check >
Check MAP sensor hose is in good
condition/connection.
Is result OK?
YES
< Ignition switch "ON" >
Check MAP sensor output voltage
change.
Is result OK? (See page 3-43.)
YES
Possible cause:
• ECM failure
• Wire continuity/connection failure
NO
Cylinder temp. sensor failure
NO
IAT sensor failure
NO
MAP sensor hose failure
NO
MAP sensor failure
ENGINE CONTROL SYSTEM
3-47
Need help?
Do you have a question about the DF 60 and is the answer not in the manual?