Why does my AM2 Fuse keep blowing?
So, if the AM2 Fuse is blowing, that must mean there’s a short between the AM2 fuse and the ignition switch, or there’s an internal short in the ignition switch.
What does the AM2 Fuse do?
The part that switches the gate to engage the starter. When you turn your car ON, the ignition switch is ON. Everything works. When you hit START the ign switch gate flips, and it starts drawing power from the AM2 circuit.
What is AM2 Fuse on a toyota camry?
AM2 fuse powers the ignitor, coil, injectors, engine and trans ECU, EFI main relay. A white/red wire. The is a noise filter (capacitor) behind the air cleaner box, firewall side. Sometimes this filter shorts to ground.
What is a DCC fuse?
So I did a little more research (the internet is a wonderful thing) and found the DC CUT fuse is also referred to as DCC fuse. This is a fuse that shuts down power to the entire car. It is used when transporting the vehicle to keep the battery from discharging.
What is short pin fuse?
The Short Pin is NOT a fuse. It is exactly what it is called a Short Pin in that when removed from the Tacoma it disconnects part of the electrical circuits that could drain the battery during storage and shipment as per the prints for the 2005 these circuits are: ECU-B, Dome Light and Radio NO.
What does it mean when the AM2 fuse blows?
Battery—-AM2 Fuse—-Ignition Switch—-IGN Fuse—-Relays for Ignition Coil and Fuel Pump. So, if the AM2 Fuse is blowing, that must mean there’s a short between the AM2 fuse and the ignition switch, or there’s an internal short in the ignition switch. So now the question is how do I test which it is?
Why does the fuse blow every time I start my car?
If I leave the car sit for a few hours and try to start it with a fresh fuse, it will run for ~30 seconds, then the fuse will blow. If I replace the fuse and try to start it right away, it will blow the fuse as soon as I turn the key to “on”.
What kind of Fuse does a Toyota AM2 use?
It’s normally a 30A fuse and I temporarily replaced it with a 20A fuse just to try. The engine started up fine and I let it run for about 5 minutes. I shut it off and went to the hardware store to buy some 30A fuses. When I took the 20A fuse out that was in there, I noticed it was blown. I replaced it with a 30A and that blew too.
Why did the fuse blow on my Prius?
Since the inverter coolant pump is definitely the most likely culprit (what you are experiencing is the precise reason that they did the recall on it), I would try just unplugging it and take a punt on the last fuse.