Hey guys. What I'm after is information on the test points and the voltages and resistances for both the LH2.2 and LH2.4 systems as found on 1988 and 1990 Volvo 240's. Am also seeking computer board schematics with test points and the numbers and/or oscilloscope readouts for the same computer system...

Have had this problem on my 88, 240. Traced it to a bad connection within a connector on the firewall at the left side. Only found it after having non start issues with no power to injectors that was located in the same connector. I would recommend checking the throttle position switch itself too. I...

Have had this problem on my 88, 240. Traced it to a bad connection in a connector on the firewall at the left side. Only found it after having start issues with no power to injectors. It also the same a problem with the same connector. I would recommend checking the throttle position switch itself. ...