| Component Location |

| 1. Horn switch 2. Horn relay (Engine room compartment) 3. Horn - High pitch | 4. Horn - Low pitch 5. Clock spring |
Inspection Test the horn by connecting battery voltage to the 1 terminal and ground the 2 terminal. The horn should make a sound. If the horn fails to make a sound, replace it.
System Overview RPAS (Rear Parking Assist System) is an electronic driving aid that warns the driver to be cautious while parking or in low speed environments. The sensor uses ultrasonic waves to detect objects within proximity of the vehicle.
Oil Specification 1. The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed. 2. Compressor (PAG) oil varies according to compressor model. Be sure to use oil specified for the model of compressor.