| 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.
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