CEL: EVAP canister purge volume control valve
CEL: EVAP canister purge volume control valve
Hi. I am getting this CEL on my 96 SE, and I need to fix it ASAP to pass smog 
http://forums.maxima.org/showthread.php?threadid=235667
says:
<<1008
The Evaporative Emission (EVAP) Canister Purge Volume Control Solenoid Valve uses an on/off duty cycle to control the flow of fuel vapor from the EVAP canister. Diagnostic Trouble Code 1008 is set when the Engine Control Module (the computer) detects an improper signal through the valve. The problem is likely to be in the electrical wiring, harness, or the valve itself.
Check fuse #58 (10 amps) and replace if necessary.
The CPVCSV is easy to see and reach. It is located in the engine compartment, mounted to the top of the upper intake manifold. Notice the Vehicle Serial number stamped into the firewall. Put your finger on the third-from-last number. Move your finger three inches toward the radiator. That's the CPVCSV. It has one two-wire electrical connector and two vacuum hoses. It is directly above the ignition coil connector for cylinder #5 and has to be removed in order to replace the #5 coil or spark plug.
You may test the valve. This test procedure is performed with the engine off. Remove the electrical connector and both vacuum hoses. Fasten a length of clean rubber vacuum tubing to either nipple. Gently blow through the hose. The valve should be closed and it should be difficult or impossible to send air through the valve. Now use a pair of fused test leads to provide 12 volts to the electric terminals. The polarity doesn't matter. With the solenoid energized the valve should be open and it should be easy to send air through the valve. >>
I've tried to locate the CPVCSV, and there is something there with two vacuum hoses, but there is a 6 pin connector instead of 2 pin.
Is that what I am looking for? How can I test it since it has 6 pins. Which pins should I test across? Also, does anyone know the Nissan part number for 96 Maxima CPVCSV?

http://forums.maxima.org/showthread.php?threadid=235667
says:
<<1008
The Evaporative Emission (EVAP) Canister Purge Volume Control Solenoid Valve uses an on/off duty cycle to control the flow of fuel vapor from the EVAP canister. Diagnostic Trouble Code 1008 is set when the Engine Control Module (the computer) detects an improper signal through the valve. The problem is likely to be in the electrical wiring, harness, or the valve itself.
Check fuse #58 (10 amps) and replace if necessary.
The CPVCSV is easy to see and reach. It is located in the engine compartment, mounted to the top of the upper intake manifold. Notice the Vehicle Serial number stamped into the firewall. Put your finger on the third-from-last number. Move your finger three inches toward the radiator. That's the CPVCSV. It has one two-wire electrical connector and two vacuum hoses. It is directly above the ignition coil connector for cylinder #5 and has to be removed in order to replace the #5 coil or spark plug.
You may test the valve. This test procedure is performed with the engine off. Remove the electrical connector and both vacuum hoses. Fasten a length of clean rubber vacuum tubing to either nipple. Gently blow through the hose. The valve should be closed and it should be difficult or impossible to send air through the valve. Now use a pair of fused test leads to provide 12 volts to the electric terminals. The polarity doesn't matter. With the solenoid energized the valve should be open and it should be easy to send air through the valve. >>
I've tried to locate the CPVCSV, and there is something there with two vacuum hoses, but there is a 6 pin connector instead of 2 pin.
Is that what I am looking for? How can I test it since it has 6 pins. Which pins should I test across? Also, does anyone know the Nissan part number for 96 Maxima CPVCSV?
So the fuse looks OK, I just visually checked the filament.
I ordered a valve from a scrap yard for $40 shipped.
Stealership wanted $212 for new one. Apparently if you get a new one, you need to also replace the bracket and the hoses because they don't match anymore.
Hopefully this works
I ordered a valve from a scrap yard for $40 shipped.
Stealership wanted $212 for new one. Apparently if you get a new one, you need to also replace the bracket and the hoses because they don't match anymore.
Hopefully this works
Where to buy (EVAP) Canister Purge Volume Control Solenoid Valve?
Maxima 95 Code 1008
The dealer wants $ 251.00 for EVAP canister purge volume control valve.
I’ve noticed that people who had the same problem were able to get it for $140 -$150. Where? What is the part number/numbers?
Appreciate your help in advance!
The dealer wants $ 251.00 for EVAP canister purge volume control valve.
I’ve noticed that people who had the same problem were able to get it for $140 -$150. Where? What is the part number/numbers?
Appreciate your help in advance!
Originally Posted by dynacore
Hi. I am getting this CEL on my 96 SE, and I need to fix it ASAP to pass smog 
http://forums.maxima.org/showthread.php?threadid=235667
says:
<<1008
The Evaporative Emission (EVAP) Canister Purge Volume Control Solenoid Valve uses an on/off duty cycle to control the flow of fuel vapor from the EVAP canister. Diagnostic Trouble Code 1008 is set when the Engine Control Module (the computer) detects an improper signal through the valve. The problem is likely to be in the electrical wiring, harness, or the valve itself.
Check fuse #58 (10 amps) and replace if necessary.
The CPVCSV is easy to see and reach. It is located in the engine compartment, mounted to the top of the upper intake manifold. Notice the Vehicle Serial number stamped into the firewall. Put your finger on the third-from-last number. Move your finger three inches toward the radiator. That's the CPVCSV. It has one two-wire electrical connector and two vacuum hoses. It is directly above the ignition coil connector for cylinder #5 and has to be removed in order to replace the #5 coil or spark plug.
You may test the valve. This test procedure is performed with the engine off. Remove the electrical connector and both vacuum hoses. Fasten a length of clean rubber vacuum tubing to either nipple. Gently blow through the hose. The valve should be closed and it should be difficult or impossible to send air through the valve. Now use a pair of fused test leads to provide 12 volts to the electric terminals. The polarity doesn't matter. With the solenoid energized the valve should be open and it should be easy to send air through the valve. >>
I've tried to locate the CPVCSV, and there is something there with two vacuum hoses, but there is a 6 pin connector instead of 2 pin.
Is that what I am looking for? How can I test it since it has 6 pins. Which pins should I test across? Also, does anyone know the Nissan part number for 96 Maxima CPVCSV?

http://forums.maxima.org/showthread.php?threadid=235667
says:
<<1008
The Evaporative Emission (EVAP) Canister Purge Volume Control Solenoid Valve uses an on/off duty cycle to control the flow of fuel vapor from the EVAP canister. Diagnostic Trouble Code 1008 is set when the Engine Control Module (the computer) detects an improper signal through the valve. The problem is likely to be in the electrical wiring, harness, or the valve itself.
Check fuse #58 (10 amps) and replace if necessary.
The CPVCSV is easy to see and reach. It is located in the engine compartment, mounted to the top of the upper intake manifold. Notice the Vehicle Serial number stamped into the firewall. Put your finger on the third-from-last number. Move your finger three inches toward the radiator. That's the CPVCSV. It has one two-wire electrical connector and two vacuum hoses. It is directly above the ignition coil connector for cylinder #5 and has to be removed in order to replace the #5 coil or spark plug.
You may test the valve. This test procedure is performed with the engine off. Remove the electrical connector and both vacuum hoses. Fasten a length of clean rubber vacuum tubing to either nipple. Gently blow through the hose. The valve should be closed and it should be difficult or impossible to send air through the valve. Now use a pair of fused test leads to provide 12 volts to the electric terminals. The polarity doesn't matter. With the solenoid energized the valve should be open and it should be easy to send air through the valve. >>
I've tried to locate the CPVCSV, and there is something there with two vacuum hoses, but there is a 6 pin connector instead of 2 pin.
Is that what I am looking for? How can I test it since it has 6 pins. Which pins should I test across? Also, does anyone know the Nissan part number for 96 Maxima CPVCSV?
I believe that this is incorrect. I believe when this is energized, it closes.
New valve - blow into one nipple it comes out the other (not on the car)
Old valve - blow into one nipple it comes out the other (not on the car)
Old valve - Plugged into the harness, ignition on, input and output hose disconnected - blow into one nipple it comes out the other
The new valve - Plugged into the harness, ignition on, input and output hose disconnected - blow into one nipple it DOES NOT COME OUT THE OTHER.
IT IS SEALED.
Defective valve made a quick chattering noise when energized. New valve makes the same noise, but continues to run for 2 seconds.
Another noise that made me think the valve was not closing - when I would rev the engine there was a clicking noise coming from a valve near this valve.
This valve is not electrical, has 3 vacuum hoses attached to it.
With the new valve, this "clicking noise" has stopped. It was vacuum causing this valve to open all the time, as the defective CPVCSV was not closing
Code 1008
P1445
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