Log in or Sign up

Welcome to Tundras.com!
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 Tundra discussion topics

Transfer over your build thread from a different forum to this one

Communicate privately with other Tundra owners from around the world

Post your own photos in our Members Gallery

Access all special features of the site
Quick Links: Need Exhaust System help... Nonsynethic 80w-140 Gear Oil?? Performance upgrades: Muffler questions. Air Filter? Code reader for 2015 Tundra If you plan to swap your exhaust you MUST buy the Lisle hanger tool

Rough idle

Discussion in 'Performance and Tuning' started by 8OFF 2010, Jun 22, 2019.

Post Reply

Jun 22, 2019 at 10:37 AM

#1

#1
8OFF 2010 [OP] New Member

Joined:

Jan 8, 2019

Member:

#24162

Messages:

6

Gender:

Male

First Name:

Adolf

Texas

Vehicle:

2010 Grey Tundra Platinum

I just replaced a bad battery and now my Tundra has a bad idle I don’t understand. Anyone have an idea???

8OFF 2010, Jun 22, 2019

#1

Jun 23, 2019 at 9:08 AM

#2

#2
dirtydeeds Exhaust Fabricator Vendor

Joined:

Dec 19, 2015

Member:

#2282

Messages:

3,114

Gender:

Male

First Name:

Keith

USA

Vehicle:

2003 and 2013 tundra

more than I can list here

The ecu needs to ‘relearn’ how to idle.

You can try cleaning your throttle body.

But overall would just need to drive it.

Assuming of course you didn’t knock loose a vacuum line.

dirtydeeds, Jun 23, 2019

#2

Jun 23, 2019 at 9:09 AM

#3

#3
dirtydeeds Exhaust Fabricator Vendor

Joined:

Dec 19, 2015

Member:

#2282

Messages:

3,114

Gender:

Male

First Name:

Keith

USA

Vehicle:

2003 and 2013 tundra

more than I can list here

Check your long term and shirt term fuel trims. Post the numbers here.

dirtydeeds, Jun 23, 2019

#3

Jun 23, 2019 at 10:08 AM

#4

#4
8OFF 2010 [OP] New Member

Joined:

Jan 8, 2019

Member:

#24162

Messages:

6

Gender:

Male

First Name:

Adolf

Texas

Vehicle:

2010 Grey Tundra Platinum

I cleaned the throttle body and replaced the air filter and it’s running like new again. Thanks.

8OFF 2010, Jun 23, 2019

#4

T-Rex266 and Gungho like this.

Jun 24, 2019 at 9:56 AM

#5

#5
dirtydeeds Exhaust Fabricator Vendor

Joined:

Dec 19, 2015

Member:

#2282

Messages:

3,114

Gender:

Male

First Name:

Keith

USA

Vehicle:

2003 and 2013 tundra

more than I can list here

Awesome.

dirtydeeds, Jun 24, 2019

#5

Post Reply

Register FREE to Reply!

Products Discussed in

Toyota Genuine Fluid 00295-00103 Formed-in-Place Oil Pan Gasket - 3 oz. Tube

9" Length Fuel Filter Calipers Fuel Line Pliers In-Line Fuel Filter Tool Fuel Filter Line Pipe Hose Quick Release Pliers Remover

Motivx Tools Oil Filter Drain Tool Compatible with Toyota, Lexus and Scion Vehicles with Cartridge Style Oil Filter Systems

Allstar Performance ALL46110-48 (48") Gauge Line Kit, Silver

Denso 234-4260 Oxygen Sensor

Siless 80 mil (2mm) 36 sqft (3.4 sqm) Car Sound Deadening mat - Butyl Automotive Sound Deadener - Noise Insulation and Vibration Dampening Material (36 sqft)

Mishimoto MMTS-TUN-07 Racing Thermostat Compatible With Toyota Tundra 2007+

EVIL ENERGY 6AN Adjustable Fuel Pressure Regulator EFI Bypass Return 30-70psi Black&Red

Aeromotive 15633 Fuel Pressure Gauge - 0 to 100 psi

Deatschwerks - High-Current Universal Kit to Hardwire Fuel Pump to Battery (FPHWK-10-HD)

Lang Tools 279-5420 279 Brake Caliper Press

GEARWRENCH 3 Pc. 3/8" Drive 6 Pt. Magnetic Swivel Spark Plug Set - 41740D

Krex Graphite Engine Lubricant 4 Fl. Oz. - 6 Bottles

Spectre Performance 22361 Exhaust Tip, 1 Pack

Steelman ChassisEAR Automotive Diagnostics Multichannel Electronic Stethoscope Tool, 6 Noise-Finder Microphone Clamps with Leads, Over-Ear Headphones

Original Fumoto F103N with LC-10 lever clip FN-Series Engine Oil Drain Valve, 1 Pack

[Patent]CKE Upgraded Nut & Bolt Thread Checker (Inch & Metric) Detachable Wire Loop Design - 36 Male/Female Gauges - 19" & 17 Metric Detachable Nut and Bolt Size Quickly Checker

BETOOLL 0-140PSI Fuel Injector Injection Pump Pressure Tester Gauge Kit Car Tools (Master)

Toyota Intake Flow Accelerator - PTR03-34079

Small Miniature Timer on Off Cycling delay Relay 0.1 sec to 9999 Hours. 3V 12V 18V DC 5A. Power On Off delay, Cycling. Industrial Control and Hobby. and Programmer

WIX Racing Filters Air Filter Panel

BOOSTane Professional Octane Booster 32oz (1 Pack)

ATL CFD-504 CFD System- 2 Wire Standard Wire-Thru Bulkhead

Gates K081124HD FleetRunner Micro-V Serpentine Drive Belt

aFe Power 28-10303 Pre Filter Filter Wrap

Genuine Toyota PTR30-34070 8-Rib Drive Belt , Black

Orion Motor Tech Gear Puller Set, 3" 4" 6" 8" 3 Jaw Puller Kit for Pulley Gear Bearing Flywheel Removal, Heavy Duty Pulley Puller with Reversible Jaws 4 pcs Bearing Puller Tool Kit

Schumacher BT-100 Battery Load Tester and Voltmeter - 100 Amp

Siless Liner 314 mil 18 sqft Sound Deadening mat - Sound Deadener Mat - Car Sound Dampening Material - Sound dampener - Sound deadening Material Sound Insulation - Car Sound deadening

DENSO IKH20 Iridium Power Spark Plug Ikh20 X 4Pieces Ignition Plugs Racing Upgrade

TOTALFLOW 12104 Mini Race Exhaust Muffler | 304 Stainless Steel | 2.5" Inner Diameter Inlet - 2.5" Outer Diameter Outlet

Orion Motor Tech Hose Clamp Pliers, Long Reach Wire Spring Hose Clamp Pliers Remover for Automotive Coolant Radiator Heater and Water Hose with Band Flat or Large Clamps

Spectre Performance SPE-9775 4" Flex Boot, Black

Siless Liner 157 (4 mm) mil 36 sqft Car Sound Deadening Closed Cell Foam & Heat Insulation mat - PE Foam Sound Deadener Material & Heat Barrier

TEKTON 1/2" Drive Micrometer Torque Wrench (10-150 ft.-lb.) | 24335

Orion Motor Tech Gear Puller Set, 3" 4" 6" 8" 3 Jaw Puller Kit for Pulley Gear Bearing Flywheel Removal, Heavy Duty Pulley Puller with Reversible Jaws 4 pcs Bearing Puller Tool Kit

Veepeak OBDCheck BLE+ Bluetooth 4.0 OBD II Scanner for iOS & Android, Car Diagnostic Code Reader Scan Tool for Universal OBDII/EOBD Vehicles

1x Male Connector 6-way for Throttle Body Sensor 90980-11858 w/out wire

Spearhead Max Thrust Performance Engine Air Filter For All Mileage Vehicles - Increases Power & Improves Acceleration (MT-895)

UGREEN 6ft USB to Serial Adapter, Serial to USB Adapter DB9 Male 9 Pin with PL2303 Chipset, PVC Jacket, RS232 to USB Cable for Windows 11 10 8.1 8 7 XP Vista, Mac OS, Linux

Spectre Performance 8771 3-3/2.5" Intake Coupler, Black, 3 x 3" "

Panlong OBD2 Scanner Bluetooth OBDII Diagnostic Tool Car Code Reader Turn Off Check Engine Light Support Android Torque App