Emission trouble codes P0141 and P0446

copy and paste


https://www.yourmechanic.com/article/p0700-obd-ii-trouble-code-transmission-control-system-malfunction-by-spencer-clayton

https://www.yourmechanic.com/article/p0446-obd-ii-trouble-code-evaporative-emission-control-system-vent-control-circuit-malfunction-by-spencer-clayton

codes are OBD codes and are available on line free. copy and paste

https://www.yourmechanic.com/article/p0305-obd-ii-trouble-code-cylinder-5-misfire-detected-by-jay-safford

https://www.yourmechanic.com/article/p0446-obd-ii-trouble-code-evaporative-emission-control-system-vent-control-circuit-malfunction-by-spencer-clayton

https://repairpal.com/obd-ii-code-p0446


https://www.yourmechanic.com/article/p0420-obd-ii-trouble-code-catalyst-system-efficiency-below-threshold-bank-1-by-jamahl-walker

https://www.obd-codes.com/p0420

Here's a link for codes P0446,P0443. https://www.obd-codes.com/p0446 Here's the link for P0403. P0403 Exhaust gas recirculation EGR circuit malfunction Here's code P0135 P0135 OBD II Trouble Code O2 Sensor Heater Circuit Malfunction Bank 1... Here's code P0141 P0141 OBD II Trouble Code O2 Sensor Heater Circuit Malfunction Bank 1... Here's code P0155. P0155 OBD II Trouble Code 02 Sensor Heater Circuit Malfunction Bank 2... Here's the last code.yay P0161. P0161 OBD II Trouble Code HO2S Heater Circuit Malfunction Bank 2 Sensor 2... The last 3 codes might just be one sensor.

P0446: EVAP System Vent Control Circuit http://www.autocodes.com/p0446_ford.html

P0135: O2 Sensor Heater Circuit Malfunction Bank 1 Sensor 1
P0135 Ford O2 Sensor Heater Circuit Malfunction Bank 1 Sensor 1

P0141: O2 Heater Circuit Bank 1 Sensor 2
P0141 Ford O2 Heater Circuit Bank 1 Sensor 2

P2195: Oxygen Sensor Signal Biased/Stuck Lean - Bank 1 Sensor 1
http://www.autocodes.com/p2195_ford.html

P0403:Exhaust Gas Recirculation Control Circuit http://www.autocodes.com/p0403_ford.html

P0171: Fuel Injection System Too Lean Bank 1 http://www.autocodes.com/p0171_ford.html

Evaporative Emission Control System Vent Control Circuit Malfunction

the following links can assist you with problem
https://www.obd-codes.com/p0446 P0446 OBD II Trouble Code p0446 Yahoo Video Search Results

2004 Buick Rainier code p0446:

I'm not sure what part to buy or where to find it. Can't find this answer anywhere online. Please help. This is code p0446 and non other.

YOU REPLACED PARTS FOR NOTHING ! P0446 Chevrolet Evaporative Emission Vent System Performance Chevy Impala Check Engine Light Codes P0446 P0451 EVAP Trouble HERE WATCH A REAL TECH.

P0446Evaporative Emission (EVAP) Vent System Performance=ECM, PCM

U1153 Loss of Communications with HVAC

Evaporative Emission Control System Vent Control Circuit Malfunction A code P0446 could mean one or more of the following has happened:

• Faulty vent valve
• Open, short or excessive resistance on Vent valve control circuit
• Blockage of vent valve
• Bad PCM

With a P0446 OBD-II trouble code, here are some things to try:

• Replace Vent valve
• Repair open, short, or resistance problem in control circuit
• Repair open, or short, or resistance problem in power circuit
• Replace PCM

where is Evap Emission Control System Purge Flow fault