1997 Nissan Truck what is promble if code is P0446

Tiny
RSNELL
  • MEMBER
  • 1997 NISSAN TRUCK
  • 4 CYL
  • 4WD
  • MANUAL
  • 140,000 MILES
What is promble if code p0446 shows
Do you
have the same problem?
Yes
No
Saturday, March 29th, 2008 AT 12:22 AM

1 Reply

Tiny
RASMATAZ
  • MEMBER
P0446 Evaporative System problem see below

Check for the following conditions:

* A loose, missing, damaged, incorrect or improperly installed fuel cap
* Missing or damaged O-rings at EVAP canister fuel vapor and purge line fittings
* A cracked or punctured EVAP canister
* Incorrectly routed or damaged EVAP system purge and vapor lines
* A damaged or disconnected EVAP purge line, vent hose or fuel tank vapor line
* A stuck closed EVAP vent valve
* A restricted or stuck closed fuel tank rollover valve
* A poor connection at the VCM: Inspect the harness connectors for the following conditions:
* Backed out terminals
* Improper mating
* Broken locks
* Improperly formed or damaged terminals
* Poor terminal to wire connection
* A damaged harness - Inspect the wiring harness to the EVAP vent solenoid, EVAP purge solenoid and the fuel tank pressure sensor for an intermittent, open or short circuit.
* A kinked, pinched or plugged EVAP purge, or fuel tank vapor line - Verify that the lines are not restricted.
Was this
answer
helpful?
Yes
No
Saturday, March 29th, 2008 AT 7:07 AM

Please login or register to post a reply.

Recommended Guides