Security System Does Not Work In The Valet Mode
Security System Does Not Work In The Valet Mode1. Is fuse 3 (in the under-dash fuse box) (HX, LX,EX, DX-V, Si) or the fuse in the security in-line fuse holder (CX, DX) OK ?
Yes - Go to the next step.
No - Replace the blown fuse, then go to the next step.
2. Does the fuse blow again?
Yes - Locate and repair the short.
No - Retest the system.
3. Is there battery voltage at terminal 11 of the security control unit connector, when the ignition switch is in the ON (II) position?
Yes - Go to the next step.
No - Locate the open in the wiring between fuse 3 (HX, LX, EX, DX-V, Si) or the fuse in the security in-line fuse holder (CX, DX) and the security control unit.
4. Is there approximately 5 volts at terminal 5 of the security control unit connector?
Yes - Go to the next step.
No - Replace the security control unit.
5. Is the voltage at terminal 5 of the security control unit connector changed from approximately 5 volts to 0 volts when the valet switch is pressed?
Yes - Replace the security control unit.
No - Check that the valet switch is working properly, then check for an open in the wiring between the valet switch and the security control unit.