The P28-G03 is an OBDII-compliant ECU utilized in European 1996+ Honda del Sol models equipped with SOHC VTEC engines.

Note

The hardware architecture and internal layout of the P28-G03 share significant similarities with the P73 ECU series.

Overview#

This unit is designed for the European market and manages SOHC VTEC engine operations under OBDII protocols.

Key Specifications#

• Market: Europe
• OBD Standard: OBDII
• Engine Compatibility: SOHC VTEC
• Chassis Compatibility: del Sol (1996+)

Hardware Comparison#

The P28-G03 board layout mirrors the P73 architecture. When performing diagnostics or modifications, refer to P73-specific pinouts and component traces if direct P28-G03 documentation is unavailable.

Important

Ensure that any diagnostic equipment used is compatible with the European OBDII protocol, as pinouts may differ from North American OBDII standards.