1. Welcome to Tacoma World!

    You are currently viewing as a guest! To get full-access, you need to register for a FREE account.

    As a registered member, you’ll be able to:
    • Participate in all Tacoma discussion topics
    • Communicate privately with other Tacoma owners from around the world
    • Post your own photos in our Members Gallery
    • Access all special features of the site
    Quick Links: GPS Vehicle Tracker Any Thoughts On This? Changing diff / axle fluid ? Run pc case fan on cig lighter question ARB compressor wire melting? Diff oil recomendation

Engine Code p0420

Discussion in 'Technical Chat' started by MOReese, Feb 8, 2015.

  1. Feb 8, 2015 at 1:25 PM
    #1
    MOReese

    #1
    MOReese [OP] Active Member

    Joined:
    Feb 3, 2015
    Member:
    #147781
    Messages:
    27
    Gender:
    Male
    First Name:
    Jerry
    Osage Beach, MO
    Vehicle:
    03 Reg Cab 2WD
    2.4 engine, truck just turned 190.000 miles. Is this the oxygen sensor, needs replaced? How big a deal is it to replace and is it necessary? Any harm to keep driving and ignore the light?
     
    MOReese, Feb 8, 2015
    #1
  2. Feb 9, 2015 at 4:33 AM
    #2
    MOReese

    #2
    MOReese [OP] Active Member

    Joined:
    Feb 3, 2015
    Member:
    #147781
    Messages:
    27
    Gender:
    Male
    First Name:
    Jerry
    Osage Beach, MO
    Vehicle:
    03 Reg Cab 2WD
    Found possible answers to problem on another thread
     
    MOReese, Feb 9, 2015
    #2

Products Discussed in

Ford Genuine Ford Fluid XT-M5-QS Full Synthetic Manual Transmission Fluid - 1 Quart , black
$32.58
Toyota Genuine Fluid 00295-00103 Formed-in-Place Oil Pan Gasket - 3 oz. Tube
$20.44
Blue Sea Systems 5026 ST Blade Fuse Block 12 Circuit with Ground and Cover
$26.05
CF10374 Cabin Air Filter For 2005-2021 Toyota Tacoma, Dodge Dart, Pontiac Vibe With Activated Carbon,2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022
$15.87
Denso (3194) K16TR11 Spark Plugs, Pack of 4
$17.25
PowerTye 15in x 30in Extreme Duty Cargo Net with 5mm Premium Elastic - 3in x 3in Mesh and Rubber-Tipped Super Strong Metal Hooks - Black
$17.95
Pulley Idler Febest 0187-GRJ200 OEM 16620-31012
$43.95
Denso 234-4260 Oxygen Sensor
$48.97
ValvoMax Oil Drain Valve - Quick Twist Oil Drain Plug for DIY Oil Changes At Home in 10 Minutes - No Tools, No Mess, No Cleanup - M12-1.25 Thread Size - Made in USA
$49.99
Denso 234-4162 Oxygen Sensor with 4-Wire 10.5” Harness for Non-California, Non-4WD Lexus/Toyota
$50.75
Denso (5345) IKH22 Iridium Power Spark Plug, (Pack of 1)
$8.47
NGK Spark Plug Stock # 3967
$6.99
Pop & Lock PL5400 Black Manual Tailgate Lock with Bolt Codeable Technology for Toyota Tacoma
$99.77
Denso 234-9051 Right-Bank Upstream with 4-Wire 8.5” Option Air Fuel Ratio Oxygen Sensor
$108.29
REDARC 25A in-Vehicle DC to DC Charger with MPPT — Dual Input for Solar & Alternator Charging, Green Power Priority - 12 or 24V Battery Charger Suitable with AGM, Gel, Lithium LiFePO4 Batteries
$465.00
NOCO Boost Plus GB40 1000A UltraSafe Car Battery Jump Starter, 12V Jump Starter Battery Pack, Battery Booster, Jump Box, Portable Charger and Jumper Cables for 6.0L Gasoline and 3.0L Diesel Engines
$99.95
Mobil 1 104361 75W-90 Synthetic Gear Lube - 1 Quart (Pack of 2)
$28.27
ALEOED M12x1.25 mm Self-Locking Nylon Insert Hex Lock Nuts, Pack of 6
$12.99
ANCEL TD700 OBD2 Scanner Fits for Toyota Lexus Scion Engine Car Diagnostic Scan Tool All System Code Reader for Reading/Erasing Code,1996-2021
$139.99
Denso 234-9002 Air Fuel Ratio Sensor
$134.99
Denso 234-9026 Air Fuel Sensor
$130.88
Denso 234-9001 Upstream Air Fuel Ratio Oxygen Sensor with 10.6” 4-Wire Harness, for Auto Trans Equipped Vehicles
$145.46
M18 Cordless Lithium-Ion 6-1/2" Circular Saw - 2630-20 - ( MILWAUKEE ) - BARE TOOL
$126.00
BAOFENG UV-5R VHF/UHF Dual Band Radio 144-148MHz 420-450MHz Transceiver
$17.89
Toyota/ exxon mobil Case of 6 Quarts Full Synthetic TGMO SN 0W-20 Oil
$51.50
Genuine Toyota 90075-60060 Socket Plug
$13.92
MICTUNING MIC-DV-077 LED Digital Panel Double Voltmeter, Rocker Switch Style Voltage Monitor Blue for Car Pickup RV Truck Dual Battery Pack
$13.90
18' RG-58A/U Coaxial Cable With Pl-259 Connectors
$13.78
InstallGear 248 or 10 Gauge Battery Terminals w/Shims - Positive, Negative - Car Battery Terminal, Battery Pack, Heavy Duty Battery Terminal Connectors, 2 Gauge, 4 Gauge, 8 Gauge, 10 Gauge Wires
$13.99
Lubegard 63010 Platinum Automatic Transmission Fluid Protectant, 10 oz.
$13.77
Partsam 1PC Red 15" 11 LED Light Bar Stop Turn Tail 3rd Brake Light Truck Trailer Identification ID Bar Waterproof DOT Compliant
$13.99
MOFEEZ Hammer Lug Crimper Tool for 8 AWG - 0000 AWG Battery and Welding Cables
$13.48
Beastron 12V/2.4GHz Wireless Video Transmitter and Receiver for Vehicle Backup Camera/Front Car Camera (ZBC-101)
$13.99
Toyota Oil Drain Plug Crushable Steel Gaskets Set of 10 OEM 12157-10010
$13.99
Optimus 2.0 GPS Tracker for Vehicles, Assets, People - 4G LTE - Real-Time GPS Tracking Device - Instant Alerts
$14.95
Toyota Genuine Oil Seal for Left Hand Rear Axle Shaft
$14.80
5952 VHB Tape: 2.5cm . x 15 ft. (Black)
$14.95
Baldwin Oil Filter, Spin-On, Full-Flow
$14.67
Spicer 5-153X U-Joint Kit 1310 Series (OSR)
$14.95
Sta-Lube Equa-Torque Differential Friction Modifier SL2411-4 fl oz
$14.29
LEXIVON 5/8" Swivel Magnetic Spark Plug Socket, 3/8" Drive x 10" Total Length | Enhanced Magnetic Design with Thin Wall Socket, Cr-v Steel (LX-122)
$14.97
Equus 9848 Oil Pressure and Electronic Temperature Metric Adapter Kit
$14.63
To Top