No
Step 2
Repair instrument cluster circuit.
Instrument Repair
(a)
Repair instrument cluster power supply circuit. Refer to
(b)
Repair instrument cluster ground circuit. Refer to
Is fault resolved?
Yes
System normal.
No
Step 3
Check instrument DTC.
(a)
Connect scan tool.
(b)
Turn the ignition switch to "ON" position.
(c)
Scan instrument DTC.
Is there DTC code?
Yes
No
Step 4
Test fault indicator.
(a)
Connect scan tool.
(b)
Turn the ignition switch to "ON" position.
(c)
Choose scan tool "Function Test" menu and then "Fault Light
Test".
Is fault indicator lit?
Yes
No
Step 5
Replace instrument cluster.
(a)
Turn off the ignition switch and remove the ignition key.
(b)
Disconnect the battery negative cable.
(c)
Replace instrument cluster. Refer to
.
Is fault solved?
Yes
System normal.
No
Step 6
Check instrumentation and ECM network communication.
(a)
Repair instrumentation and ECM network communication
malfunction. Refer to
Engine
Control System JL4G15-D
2-765
EC718/EC718RV EC715/EC715RV 10/2009
Summary of Contents for EC715 2009
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