Shop
How To
Motor Swaps
OBDII Doctor
SEMA
Wiring
Videos
Search
Thursday, November 21, 2024
Sign in
Welcome! Log into your account
your username
your password
Forgot your password? Get help
Password recovery
Recover your password
your email
A password will be e-mailed to you.
My Pro Street
Shop
How To
Motor Swaps
OBDII Doctor
SEMA
Wiring
Videos
Home
Tags
P1121
Tag: P1121
FAQs
DTC P1121 – How to Service your Civic Throttle Position Sensor
John Huh
-
August 15, 2014
1
The OBDII trouble code P1121 is due to your throttle position sensor signal being lower than expected by your ECU. Problems that arise from this OBDII...