140
EFI002A
NOTE: The display on the gauge will display in SAE
(speedometer in MPH mode) or Metric (speedometer
in km/h mode), For example to read temperature in
degrees Celsius, select km/h mode on the gauge or
to read Fahrenheit, select MPH mode.
3. Cycle the display by depressing either the Set or
Mode button to step to the desired function.
EFI004
NOTE: The gauge can be utilized dynamically
(engine running/vehicle moving) or statically (engine/
vehicle stopped).
Examples of Static checks: Battery voltage, fuel gauge/sen-
sor, and TPS (0% @ closed throttle, 95-100% @ WOT).
EFI007
Examples of Dynamic checks: Battery charging, coolant
temperature including fans ON/OFF (see below), MAP/
IAT, tachometer, and speedometer signal.
EFI003
*Fan Schedule: Fan ON @ 185 degrees F, OFF @ 175 degrees F.
*High Temperature REV Limiter 5000 RPM @ 230 degrees F.
*Thermostat opens @ approximately 180 degrees F noted by a 2-5
degree drop momentarily.
Coolant (COOL) Diagnostic Mode
EFI 003
Display: Engine coolant temperature as measured by the
ECT sensor.
DTC: P0116, P0117, P0118, P0119
Usage: Monitor coolant temperature to verify the following.
1. ECT sensor signal
2. High Temperature indicator (on @ 230 degrees F).
3. Thermostat opening @ approximately 180 degrees F,
indicated by a momentary drop or pause in the rising
temperature reading.
4. Fan ON @ 185 degrees F, OFF @ 175 degrees F.
A. fan motor
B. fan relay
C. fan fuse
D. wiring connections
5. High Temperature Rev Limiter 5000 RPM @ 230
degrees F.
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