Where is the ECM power relay located?
The ECM relay on this vehicle is called an auto shutdown relay and is located in the engine compartment integrated power module control box. The P0052 code you are getting is for the passenger side O2 sensor closest to the exhaust manifold heater circuit has open circuit or wires are damaged causing the open circuit.
What is ECM power relay?
What Is An ECM Power Relay? ECM stands for engine control module – the computer that makes your entire car function on its own. The ECM power relay monitors and delivers power to the ECM which in turn decides how virtually every other component in your engine runs.
What does relay 645 do?
Switching and auxiliary relay, identification number: 645, used as a relay for low/high heating power, fog lamps, fuel pump, heated rear window, start-stop system, headlamp washer, auxiliary heater.
Where is the ECM power relay located on a Nissan Altima?
The relay is located in the engine main fuse relay control box. The defective ECM-power relay is removed from the control box by pulling it straight up and out of socket. The new ECM-power relay is installed into the socket and the engine scanned for codes. The engine is started and the ECM-power relay is tested for proper operation.
When do you need to replace the ECM power relay?
If there is no power when the key is inserted, the engine will not start, or the battery is dead, you may need to replace the ECM power relay. 1. No power when the key is inserted 2. Engine will not start 3. Battery drain or dead battery Average rating from 130,153 customers who received a Vehicle Engine Electrical Inspection.
How much does it cost to replace the ECM in a Volkswagen Passat?
Volkswagen Passat ECM-Power Relay Replacement costs $121 on average. What is the ECM-Power Relay all about? Vehicle development has evolved over the past several decades to a point where it seems every vehicle function is controlled by a computer, right down to the engine itself.
How much does it cost to replace a power relay on a Volkswagen Passat?
Upfront and transparent pricing. Our certified mobile mechanics can come to your home or office 7 days a week between 7 AM and 9 PM. Volkswagen Passat ECM-Power Relay Replacement costs $121 on average. What is the ECM-Power Relay all about?