Hint:
Performing the intelligent tester active test allows relay, vsv, actuator and other items to be operated without removing any parts. Performing the active test early in troubleshooting is one way to save time.
The data list can be displayed during the active test.

Diagnosis system
On-vehicle inspectionTerminals of ecu
Check transponder key amplifier
Disconnect the e5 amplifier connector.
Measure the resistance of the wire harness side
connector.
If the result is not as specified, there may be a
malfunction in the wire harness.
Reconnect the e5 amplifier connector.
Measure the resist ...
Checking and replacing
fuses
If any of the electrical components do not operate, a fuse may
have blown. If this happens, check and replace the fuses as necessary.
Vehicles without a smart key system:
turn the engine switch to the “lock” position.
Vehicles with a smart key system:
turn the engine switch off.
Aft ...
Oxygen sensor circuit
Description
In order to obtain a high purification rate of the carbon monoxide (co),
hydrocarbon (hc) and nitrogen
oxide (nox) components in the exhaust gas, a twc is used. For the most efficient
use of the twc, the
air-fuel ratio must be precisely controlled so that it is always close to ...