REASSEMBLY PROCEDURE 1. INSTALL STEERING COLUMN BRACKET SPACER
2. INSTALL IGNITION SWITCH ASSEMBLY
3. INSTALL KEY INTERLOCK SOLENOID
4. INSTALL UNLOCK WARNING SWITCH ASSEMBLY
5. INSTALL IGNITION SWITCH LOCK CYLINDER ASSEMBLY (a) Check that the ignition switch lock cylinder is in the ACC position.
(c) Check that the ignition switch lock cylinder is securely installed. 6. INSPECT STEERING LOCK OPERATION 7. INSTALL UPPER STEERING COLUMN WITH SWITCH BRACKET ASSEMBLY (a) Temporarily install the steering column upper with switch bracket and the steering lock bracket with 2 new tapered-head bolts.
8. INSTALL TRANSPONDER KEY COIL (a) Align the transponder key coil with the installation position of the switch bracket with the amplifier inclined.
9. INSTALL MULTIPLEX TILT AND TELESCOPIC ECU
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Toyota Tundra Service Manual > Sfi System: ECM Power Source Circuit
DESCRIPTION When the ignition switch is turned to ON, the battery voltage is applied to the IGSW terminal of the ECM. The output signal from the MREL terminal of the ECM causes a current to flow to the coil, closing the contacts of the integration relay (EFI relay) and supplying power to terminals + ...