Interior
ComponentsOccupant classification sensor power supply circuit malfunction
Description
The occupant classification sensor power supply circuit consists of the
occupant classification ecu and
the occupant classification sensors.
Dtc b1793 is recorded when a malfunction is detected in the occupant
classification sensor power
supply circuit.
Wiring diagram
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Underdrive clutch
Components
Disassembly
Inspect pack clearance of underdrive
clutch (see page ax-247)
Remove no. 1 Underdrive clutch disc
Using a screwdriver, pry out the underdrive clutch
flange snap ring.
Remove the flange, 3 discs and 3 plates from the
underdrive clutch drum.
In ...
Power supply relay failure
Description
If the power steering ecu detects these dtcs, it shuts off the motor relay
circuit (built into the power
steering ecu) and stops power assist.
Inspection procedure
Reconfirm dtc
Check for dtc.
Ok:
dtc is not output.
Replace power steering ecu ...