Tacoma

Toyota Tacoma 2015-2018 CAN Workshop Manual

(5) Turn the ignition switch to ON.
(6) Turn the Techstream on.
(7) Enter the following menus: Powertrain / Engine and ECT / Data List.
(8) According to the display on the Techstream, read the "Data List".
Engine and ECT
TESTER
DISPLAY
MEASUREMENT
ITEM/RANGE
NORMAL CONDITION DIAGNOSTIC NOTE
Vehicle
Speed
Vehicle speed/
Min.: 0 km/h (0
mph), Max.: 255
km/h (158 mph)
Actual vehicle speed
This is the current vehicle speed.
The vehicle speed is detected using the
wheel speed sensors.
Vehicle speed data is delayed
when it is displayed.
Therefore, even if the vehicle
speed listed in the freeze
frame data is 0 km/h (0
mph), this does not always
mean that the malfunction
occurred when the vehicle
was stopped.
Engine
Speed
Engine speed/
Min.: 0 rpm,
Max.: 16383 rpm
700 to 800 rpm:
Idling (for
Automatic
Transmission)
600 to 700 rpm:
Idling (for
Manual
Transmission)
When the crankshaft position sensor is
malfunctioning, "Engine Speed" is approximately 0
rpm or varies greatly from the actual engine
speed.
Coolant
Temp
Coolant
temperature/
Min.: -40°C
(-40°F), Max.:
140°C (284°F)
75 to 100°C (167 to
212°F): After warming up
This is the engine coolant temperature.
HINT:
A
fter warming up the engine, the engine
coolant temperature is 75 to 100°C (167 to
212°F).
After a long soak, the engine coolant
temperature, intake air temperature and
ambient air temperature are approximately
equal.
If the value is -40°C (-40°F) or higher than
140°C (286°F), the sensor circuit is open or
shorted.
Check if the engine overheats when the
value indicates higher than 140°C (286°F).
Battery
Voltage
Battery voltage/
Min.: 0 V, Max.:
65.535 V
11 to 14 V: Idling
If 11 V or less, characteristics of some electrical
components may change.
cardiagn.com

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