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2002 Toyota 4Runner P0440, P0441, P0446 Diagnostic and Repair Guide
The check engine light (CEL) is on, and I've retrieved fault codes P0440, P0441, and P0446. I'm currently inspecting the evaporative emission system lines. Are there any additio...
02 4Runner | P04402002 Kia Sedona Fault Codes P0160, P0446, P0707, P0715, and P0720 - What Do They Mean?
Hi everyone, I'm looking for help identifying what the fault codes P0160, P0446, P0707, P0715, and P0720 mean on my 2002 Kia Sedona. These codes have appeared in the check engin...
2002 Kia Sedona | P0160PO446 Fault Code on 2003 Pontiac Aztec 4.3L Engine: Troubleshooting Guide
I recently received a PO446 diagnostic code on my 2003 Pontiac Aztec with a 4.3L engine. In previous instances, replacing the gas cap and resetting the system resolved the issue...
2003 Pontiac Aztec | P04462002 GM denali p0101, p0300, p0420, p0446, p0452
I installed a new fuel pump about 3 months ago. Wife said car started losing power about a week ago, progressively got worse, now has NO power,barely makes it up driveway.
2002 GM Denali | P0101P0446 and P0401 Fault Codes on 2001 Hyundai XG 3L V6 - Causes and Solutions
I'm seeking clarity on two intermittent fault codes appearing on my 2001 Hyundai XG with a 3.0L V6 engine and electronic 5-speed automatic transmission. The first issue is a rec...
Hyundai | P04012000 Nissan Sentra P0446 and P0304: EVAP Vent Circuit Malfunction and Cylinder 4 Misfire Diagnosis
I'm reaching out for some help regarding a 2000 Nissan Sentra my parents own. The vehicle is currently displaying two trouble codes: P0446 (Evaporative Emission Control System V...
2000 Nissan Sentra | P03041998 Nissan Frontier P0446 & P0440 Code Troubleshooting: Alternator, Dashboard Lights, and Throttle Position Sensor Issues
Hello from Alabama! I recently purchased a 1998 Nissan Frontier Extended Cab and am experiencing several electrical and engine-related issues. After the speedometer stopped work...
98 Nissan Frontier | P04402006 Chevrolet Silverado P0446 OBD2 Code: EVAP System Fault and Poor Fuel Economy
I purchased this 2006 Chevrolet Silverado used 'as-is'. After driving approximately 50 miles, the check engine light activated. I connected a diagnostic tool and initially recei...
2006 chevrolet silverado | P04461999 Toyota Camry P0401, P0505, and P0446: Are These Codes Related? Dealer Repair Coverage?
Hello, My son recently purchased a 1999 Toyota Camry. During the test drive, the check engine light came on. The dealer scanned the vehicle and reported codes P0401 and P0505. ...
99 Toyota Camry | P04012000 Chevy Blazer P0446 Fault: Diagnosis and Engine Stalling Issues
I recently encountered the P0446 diagnostic code twice on my 2000 Chevrolet Blazer. After clearing the code and driving for several weeks, the vehicle experienced multiple stall...
2000 Chevy Blazer | P0446P0446 Fault on 1998 Lexus GS400: Causes, Repair Cost, and Vehicle Operability
Hi everyone, I recently purchased a used 1998 Lexus GS400 with 235,000 miles about a week ago. One day after refueling, the Malfunction Indicator Lamp (MIL) came on. I visited ...
1998 GS400 LEXUS | P0446PO440, PO441, PO446, and P1135 Fault Codes on 2001 Toyota Sienna: Causes, Fixes, and Sensor Identification
My 2001 Toyota Sienna with 155,000 miles has recently triggered several diagnostic trouble codes: PO440, PO441, PO446, and P1135. I took it to the dealership, where they suggest...
2001 Toyota Sienna | P04401999 Toyota Solara V6 Misfire Codes P0300-P0306, P0141, P0445: Diagnosis and Fixes for Stumbling and Power Loss
My friend's 1999 Toyota Solara V6 is experiencing severe stumbling and a noticeable lack of power. The vehicle is throwing multiple diagnostic trouble codes including P0300 (ran...
99 Toyota Solara V6 | P01411998 Honda CR-V (Prizm) P0441, P0446, P0304, P0303, P0300, P0301: Misfire & EVAP Codes Explained
My 1998 Honda Prizm runs smoothly when cold-started in chilly weather, but the check engine light stays on. After driving about 2 miles, the vehicle begins to run poorly—rough i...
98 Prizm | P03012002 GMC Sierra 4.3L P0446 P0443
I have a 2002 GMC Sierra with a 4.3L Vortec and 32K miles on it. It sets the P0446 code about every 3 months or so, pretty much like clock work. I have the Haynes manual bought ...
2002 GMC Sierra | P0443