Alfa Romeo 155 manual in PDF - 1992-98 expert guide

1992–1998 Alfa Romeo 155 Technical Supplement

• Covers 1992–1998 Alfa Romeo 155 1.7 TS, 1.8 TS, and 2.0 TS variants with 4-door saloon configuration
• Official Alfa Romeo publication P/N PA49780016V002, dated December 1995
• Contains 83 torque specification tables and 14 electrical circuit diagrams covering the Motronic M 2.10.3 and M 2.10.4 systems
• Stored against your account so you can retrieve it after a hard-drive loss
• OCR text layer lets you jump to a torque spec by keyword
• This 1995 supplement is the necessary update for servicing the 16V Twin Spark engine, as the earlier base manual lacks the updated 16V timing and injection diagnostic information

Engine and Fuel System Documentation

This 1704-page Alfa Romeo 155 1992–1998 publication provides technical depth for the Twin Spark 16V powerplants. The manual covers mechanical engine disassembly, timing belt maintenance, and auxiliary system overhaul. It includes detailed sections on the cooling system, clutch mechanisms, and front/rear braking components, along with specific guidance for the Bosch 5.3 ABS system.

The fuel injection section documents the Bosch Motronic M 2.10.3 and M 2.10.4 electronic systems. It covers the hot-film air-flow meter, lambda probe, and E.G.R. modulating solenoid valves.

Specification Highlights

Engine main bearing journal diameter is specified at 52.988–52.994 mm for Class A components. The coolant system capacity for the Alfa Romeo 155 is documented at 5 liters. Intake valve clearance for the 16V engine is listed at 0.10–0.23 mm in the cylinder head specification table. Torque values for the cylinder head bolts are specified in a multi-stage sequence, with final-stage angles of 90° + 90° documented. Reference this factory workshop documentation for full tolerance charts and diagnostic thresholds.

Note: All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work. This official Alfa Romeo 1704-page OEM workshop manual covers the 1992–1998 Alfa Romeo 155, documenting engine, mechanical, and electrical specifications for the Twin Spark 16V range.

Document Reference: Publication PA49780016V002, December 1995