Description
Factory Alfa Romeo 155 Workshop Manual (1992–1998)
This official factory-level repair manual covers every 1992–1998 Alfa Romeo 155 (Type 167) sold globally, giving US-based technicians and enthusiasts the same depth of technical data used by Alfa Romeo dealer workshops — including full wiring diagrams, torque specs, and illustrated procedures.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | 1.6L Twin Spark, 1.7L Twin Spark, 1.8L Twin Spark, 2.0L Twin Spark 8V/16V, 2.5L V6 (163–190 hp) |
| Diesel | 2.4L TD |
| Transmissions | 5-speed manual, 6-speed manual, Q-System semi-automatic |
| Drive | FWD; AWD (Q4 variant) |
| Model Years | 1992, 1993, 1994, 1995, 1996, 1997, 1998 |
| Badge Twins | N/A |
Common 155 Repairs Covered
| System | Procedures |
|---|---|
| Twin Spark Ignition | Dual spark plug replacement, Bosch Motronic ignition timing calibration, coil pack diagnosis |
| Cooling System | Thermostat housing replacement, coolant temperature sensor testing, radiator and water pump service — a known weak point on the 2.0L TS |
| Q4 AWD Drivetrain | Viscous coupling inspection, front differential fluid service, driveshaft CV joint replacement |
| Brake System | ABS modulator bleeding, front caliper overhaul, brake servo vacuum line inspection and replacement |
Format & Delivery
PDF. Instant download; lifetime re-downloads.
Frequently Asked Questions
Why does my Alfa Romeo 155 Twin Spark overheat and how does this manual help?
The 2.0L Twin Spark engine is known for thermostat housing failures and water pump wear. This manual provides step-by-step cooling system disassembly, component specifications, and torque values so you can correctly diagnose and replace failed parts without dealer assistance.
Does this manual cover the Q4 AWD variant specifically?
Yes. The Type 167 Q4 uses a Torsen-based AWD system, and the manual includes dedicated sections for the front differential, viscous coupling, and Q4-specific driveline components alongside standard FWD procedures.
Are Bosch Motronic wiring diagrams included for the 2.5L V6?
Full electrical coverage is included for all engines, including the 2.5L V6. Diagrams detail the Bosch Motronic engine management system with connector pinouts, sensor locations, ABS wiring, climate control circuits, and central locking schematics.
What format is the manual?
The manual is delivered as a PDF file compatible with Windows, Mac, Linux, Android, and iOS devices including tablets and smartphones. After purchase you receive an instant download link and can re-download at any time.
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