LEMON Manuals: Even more car manuals for everyone
Home >> Volvo >> 1988 >> 780 AW71 >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - BOSCH LH (Non Turbo) >> Testing - VOLVO >> Component Tests >> Fuel Injection Relay

Fuel Injection Relay

Connect a voltmeter between ECU terminal No. 9 and ground. Connect a jumper wire between ECU terminal No. 21 and ground. Relay should close and complete circuit. Voltmeter should indicate battery voltage.