Light (LED) Inspection
Refer to the Meter Unit Inspection in the Electrical System chapter.
DFI System Troubleshooting Guide
ECUIntake Air Temperature Meter
Intake air temperature meter indicates
temperature of the air in the air
cleaner case.
The “Intake Air” is displayed if the intake
air temperature meter is selected.
A. Intake Air Temperature Meter
B. “Intake Air”
NOTE
The intake air temperature meter
shift to the coolant temp ...
Radiator Hose and Pipe Inspection (coolant leak, damage, installation
condition)
The high pressure inside the radiator hose can cause
coolant to leak [A] or the hose to burst if the line is not
properly maintained.
Visually inspect the hoses for signs of deterioration.
Squeeze the hoses. A hose should not be hard and
brittle, nor should it be soft or swollen.
Repl ...
ECU Power Supply Inspection
Remove the upper air cleaner housing (see Air Cleaner
Element Replacement in the Periodic Maintenance chapter).
Visually inspect the ECU connectors.
If the connector is clogged with mud or dust, blow it off
with compressed air.
Remove the ECU (see ECU Removal).
Visually inspect the ...