LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Isuzu >> 1998 >> Oasis LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Multiplex Control Systems) >> Description >> Passenger's Multiplex Control Unit
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Passenger's Multiplex Control Unit

WARNING: This page is about a different car, the 1998 Honda Prelude. However, it is still accessible from the selected car via links, so may be relevant.

Unit is located on fuse/relay block behind passenger-side kick panel.

Multiplex control system includes a multiplex function, wake-up/sleep function, fail-safe function, and a 2-mode self-diagnostic function. Self-diagnostic Mode 1 is used to diagnose multiplex control system. Self-diagnostic Mode 2 is used to diagnose a failure in input line of each system.

Multiplex integrated control system includes engine oil pressure indicator flasher circuit, seat belt reminder circuit, and lights-on and key-in reminder circuits. Other controlled systems include dash illumination brightness control, entry illumination, power door locks, power windows, wiper/washers, rear window defogger and interlock system.

Fig 1: Locating Multiplex Control System Components
G98D00912Courtesy of AMERICA HONDA MOTOR CO., INC.