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DTC P0453 EVAP CONTROL SYSTEM PRESSURE SENSOR EC-969 < SERVICE INFORMATION > [VK45DE] C D E F G H I J K L M A EC N P O Diagnosis Procedure INFOID:0000000001326814 1. CHECK GROUND CONNECTIONS 1. Turn ignition switch OFF. 2. Loosen and retighten three ground screws on the body. OK or NG OK >> GO TO 2. NG >> Repair or replace ground connections. 2. CHECK CONNECTOR 1. Disconnect EVAP control system pressure sensor harness connector. 2. Check sensor harness connector for water. OK or NG OK >> GO TO 3. NG >> Repair or replace harness connector. 3. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT 1. Turn ignition switch ON. TER- MI- NAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage) 32 OR EVAP control system pres- [Ignition switch: ON] Approximately 1.8 - 4.8V 48 L Sensor power supply [Ignition switch: ON] Approximately 5V 67 B/W Sensor ground [Engine is running] Approximately 0V PBIB2195E Water should not exist. PBIB1522E |