2.3.7 Diagnostic Information and Procedures
2.3.7.1 Diagnostic Descriptions
Refer to
Get familiar with the system functions and operations before start system diagnostics, so
that it will help to determine the correct diagnostic steps in the event of fault, more importantly, it will also help to determine whether
the customer described situations are normal.
2.3.7.2 Visual Inspection
–
Check installed aftermarket equipment that may affect the fuel system operation.
–
Check system components that are easy to access to identify whether there is an obvious damage or external leakage.
–
Check whether the recommended fuel is used and add sufficient fuel.
2.3.7.3 Fuel Pump Inoperative
Schematic:
05
12
From Battery
Main Relay
Fuel Pump
Fuel Pump Relay
Engine
Control
Module
FE02-5402b
Diagnostic Steps:
Step 1
Check fuel pump fuse EF05.
Engine
Fuel System JL4G18-D
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EC718/EC718RV EC715/EC715RV 10/2009
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