| Circuit Diagram |

Signal Waveform Idle rail pressure regulator waveform
Inspection 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable. 2. Disconnect the fuel pressure regulator valve connector.
Description Integrated Rain Sensor Integrated rain sensor (A) controls three systems: front wiper, auto-light, and central air conditioner. 1. Wiper Control System When "AUTO" switch signal is received from the multi-function switch on the right, the integrated rain sensor detects the amount of rainfall.
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the glove box housing (A). (Refer to Body - "Glove Box") 3. Remove the PGS unit (A) after loosening the nuts. Installation 1. Install the PGS unit. 2. Install the glove box housing.