System Description

SYSTEM

OIL PRESSURE WARNING LAMP : System Description


VQ37VHR ENGINE MODELS

- IPDM E/R receives an oil pressure switch signal from the oil pressure switch and transmits the signal to
BCM via CAN communication.
- BCM transmits the oil pressure switch signal received from IPDM E/R to the combination meter via CAN
communication.
- The combination meter turns ON/OFF the oil pressure warning lamp, according to an oil pressure switch signal received from BCM via CAN communication.

VK56VD ENGINE MODELS

- ECM receives an engine oil pressure sensor signal from the engine oil pressure sensor and transmits an oil pressure warning lamp signal to the combination switch via CAN communication.
- The combination meter turns ON/OFF the oil pressure warning lamp, according to an oil pressure warning lamp signal received from ECM via CAN communication.