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]Back Up Light Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the battery component. (ex: battery, battery tray and PCM component)
(G35-MR,G66M-R).
3. Remove the aerodynamic under cover No.2. (G35-MR,G66M-R,C66M-R).
4. Disconnect the back-up light switch connector..
5. Verify that the continuity be ...
Seat Weight Sensor Calibration [Two Step Deployment Control System]
CAUTION:
If any of the following work is performed, perform the seat weight sensor
calibration using the M-MDS.
Replacement with a new seat weight sensor
Replacement with a new seat weight sensor control module
Replacement with new passenger-side seat pa ...
No.2 Car Navigation System Does Not Operation [Car Navigation System]
2
Even if the map screen is touched, the car-navigation system cannot be
operated
Possible DTC
—
POSSIBLE CAUSE
Audio unit malfunction (bad LCD panel)
Car-navigation unit malfunctio ...