Horn relay where is it located - 2007 Mercury Mariner

Could have DTC"S
B1217 Horn Relay Coil Circuit Failure SJB REFER to Section 413-06 . B1218 Horn Relay Coil Circuit Short to Battery SJB REFER to Section 413-06 .
If the relay had a problem a DTC would be set .
PINPOINT TEST B: THE HORN IS ALWAYS ON Test Step Result / Action to Take B1 CHECK THE HORN SWITCH

• Remove the driver air bag. Refer to Section 501-20B .
• Does the horn continue to sound?

Yes
GO to B2 .

No
INSTALL a new driver air bag. REFER to Section 501-20B . TEST the system for normal operation. B2 CHECK THE HORN SWITCH HARNESS FOR A SHORT TO GROUND

• Key in OFF position.
• Disconnect: Horn Switch Harness.
• Key in ON position.
• Does the horn continue to sound?

Yes
GO to B3 .

No
REPAIR or INSTALL a new horn switch harness as necessary. INSTALL the driver air bag. REFER to Section 501-20B . TEST the system for normal operation. B3 CHECK THE CLOCKSPRING

• Key in OFF position.
• Disconnect: Clockspring C218a.
• Key in ON position.
• Does the horn continue to sound?

Yes
GO to B4 .

No
INSTALL a new clockspring. REFER to Section 501-20B . TEST the system for normal operation. B4 CHECK CIRCUIT 6 (YE/LG) FOR A SHORT TO GROUND

• Key in OFF position.
• Disconnect: Smart Junction Box (SJB) C2280a.
• Key in ON position.
• Does the horn continue to sound?

Yes
GO to B5 .

No
REPAIR the circuit. TEST the system for normal operation. B5 CHECK CIRCUIT 1 (DB) FOR A SHORT TO VOLTAGE

• Key in OFF position.
• Install the driver air bag. Refer to Section 501-20B .
• Disconnect: SJB C2280b.
• Key in ON position.
• Does the horn continue to sound?

Yes
REPAIR the circuit. TEST the system for normal operation.

No
GO to B6 . B6 CHECK FOR CORRECT SJB OPERATION

• Disconnect all the SJB connectors.
• Check for:
  • corrosion
  • pushed-out pins
• Connect all the SJB connectors and make sure they seat correctly.
• Operate the system and verify the concern is still present.
• Is the concern still present?

Yes
INSTALL a new SJB. REFER to Section 419-10 . CLEAR the DTCs. REPEAT the self-test.

No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test. TEST the system for normal operation.