1. Disconnect cable from negative battery terminal
2. REMOVE STEERING COLUMN COVER LOWER

(A) insert the key into the ignition key cylinder and release the steering lock.
(B) turn the steering wheel clockwise to gain access to the screw and remove the screw.

(c) Turn the steering wheel counterclockwise to gain access to the screw and remove the screw.
(d) Detach the 4 claws, and remove the steering column cover lower.
3. REMOVE IGNITION SWITCH ASSEMBLY

(a) Disconnect the ignition switch connector.
(b) Remove the 2 screws and ignition switch.
Ignition switch
InspectionEvaporative Emission System Switching Valve
Control Circuit High
DTC P2420 Evaporative Emission System Switching Valve
Control Circuit High
DTC SUMMARY
DESCRIPTION
The circuit description can be found in the EVAP (Evaporative Emission)
System.
INSPECTION PROCEDURE
Refer to the EVAP System.
MONITOR DESCRIPTION
5 hours*1 after the ignition switch is t ...
TC and CG Terminal Circuit
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the ECU to display the DTC
by blinking the ABS
warning light and/or VSC warning light.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
When replacing the brake actuator assembly, perform zero point calibration
(See page BC-70).
...
Diagnostic trouble code chart
HINT:
If a trouble code is displayed during the DTC check, inspect
the circuit listed for that code. For details of each code, refer
to the relevant page listed under respective "DTC No." in the
DTC chart.
TIRE PRESSURE WARNING SYSTEM:
...