On-Vehicle Inspection
1. Inspect the power supply circuit for the VSS.
a. Remove the insulator from the transaxle.

b. Disconnect the VSS connector.

c. Switch the ignition to ON (engine off).
d. Measure the voltage at VSS connector terminal A (harness-side).

If there is any malfunction, repair wiring harness between VSS and AT main relay.
B+
e. Switch the ignition to off.
f. Connect the VSS connector.
2. Inspect the GND circuit for the VSS.
a. Switch the ignition to off.
b. Measure the voltage at VSS connector terminal C (harness-side).

If there is any malfunction, repair wiring harness between VSS and GND.
Below 1.0 V
3. Inspect the signal circuit for the VSS.
a. Connect the oscilloscope to the following TCM connector terminals and set it as below.
(+) lead: TCM terminal Z
(-) lead: battery negative terminal
Oscilloscope setting: 1 V/DIV (Y), 2 ms/DIV (X), DC range
b. Start the engine.
c. Measure the wave form when the following conditions are met.
Gear position: 3GR
Vehicle speed: 30 km/h {19 mph}

If there is any malfunction, replace the VSS..
Vehicle Speed Sensor (VSS) Removal/Installation [FS5 A EL]Restraints SST [Two Step Deployment Control System]
49 H066 002
Deployment tool
49 D066 002
Adapter harness
49 L066 002
Adapter harness
49 G066 003
Adapter harness
49 N088 0A0
Fuel and Therm ...
Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
NOTE:
Because the IAT sensor is integrated in the MAF sensor, replacing the IAT
sensor includes replacement of the MAF/IAT sensor.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Mea ...
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