How does apfc relay work?
how the apfc relay work
On vehicles that are equipped with a RELAY for the A/C system. You will find that if you have a faulty RELAY that the A/C sytem will not work. This is because the relay acts as a switch to supply power to the sytem when the switch is engaged. When one goes bad it could be broked, burt or in most cases stuck in the closed position.
IRCM= Integrated Relay Control Module CCRM= Constant Control Relay Module They are basically the same thing. The module consists of 4 relays that work in conjunction with the PCM to make things work. 1. Relay for the PCM 2. Relay for the high and low radiator fan speeds 3. Relay for the fuel pump 4. Rely for the Air Conditioning clutch on the compressor
How do i get the headlights to work they don't come on the low beams but do on the height fuses are good lights seem good just don't work?
Relay switches are typically in the fuse box compartment underneath the hood usually on the driver's side (~not~ the fuse compartment under the dash) You will see a black plastic box. Pull the cover off. On the under side of cover will have a list of what each fuse, micro relay, and mini relay are for. You will see an entry for the fuel pump relay or possibly just "fuel relay". How to test your…
Is the TNS relay in the fuse box under the hood a 'turn signal relay' and if so could that be the reason the turn signals and emergency flashers will not work on a 1999 Mazda 626?
The TNS relay in my '99 626 is blown, causing the dash lights, front & back parking lights, and taillights to not work. Turn signals and hazard lights still work. Quick test: The A/C relay is exactly the same part. You can swap relays to check the TNS relay. Be warned that swapping relays can result in more damage if a short caused the first one to blow. Doc