This is a complete, 72-page diagnosis and maintenance manual for Bosch L-Jet Fuel Injection systems as fitted Fiat and Bertone X1/9s from 1980-88, Fiat Strada, Fiat 124 and 131, and Lancia Beta.
Features step-by-step instructions for diagnosing problems in all areas of the car's FI system, including multi-relay, cold-start systems, ECU, etc.
Diagrams take the guesswork out of circuit traces. A full maintenance section describes how to adjust and set emissions, idle, throttle position sensor, etc. A critical item for getting that long-silent FI car running.
Check out the multiple pictures.