Questions & Answers for: Chevrolet how to test relays

...motor still wont turn on i dont know were else to look any help would be great? If you have a test light,check for power at the blower motor,see if it will come on with a wire from battery ...

...& 86 should have continuity . If you have all that ,test relay . Videos on youtube showing how . Relays Understanding Diagnosis and Testing Relayed Circuits Pt1 VEHICLE RELAYS Operation ...

...test your fuel pump relay, unplug the relay, identify the two control circuit terminals and the two power circuit terminals. Most relays have a diagram printed on the case itself to identify these ...

...else to try and has spark to I would interrogate the fuel pump relay socket with a voltmeter or test light. There should be one hot terminal from the ecm b fuse. There should be a terminal that ...

...Ground for the left headlamp is provided at G101 and the right headlamp at G100. Low Beam Relay Test Ignition OFF, disconnect the C2 harness connector at the underhood fuse block. Connect a test ...

...Blower motor itself, or a relay? Most relays won't go bad it's most likely the motor you can bench test it if you take it out This will show you how to test a relay: How to Test Relay the Correct ...

...off switch location Doesn't have one ! What's the problem no start ? Did you do a fuel pressure test , with a fuel pressure test gauge ? Do you know what a relay is ?In the Under hood fuse /

...the horn relay by applying ground to the relay control circuit to the relay. Circuit/System Testing With a test lamp connected to ground, probe each of the test points on the HORN fuse while ...

...MAYBE RELAY OR HEADLIGHT SWITCH. You need to know how they work before you go replacing part's . Test at the relay , is there B+ voltage on one side of the control coil of relay ? Is the BCM ...

...electrical circuits ? Viewing a wiring diagram an using a DVOM - digital volt ohmmeter to test is the proper way to see why it doesn't work . Your best bet mite be to have a qualified