P1121 OBD Trouble Code

14 results found

P1121 - Acura
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Throttle position (TP) sensor - circuit/ intermittent voltage high

Cause

Wiring, TP sensor

P1121 - Audi
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Heated oxygen sensor (HO2S) 2, Bank 2 - heater short to ground

Cause

Wiring short to ground, HO2S

P1121 - Ford
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

TP Sensor Inconsistent with MAF Sensor Conditions

Cause

Engine running, then the PCM detected that the TP and MAF sensor signals were not consistent the calibrated values for these sensors Note Look for a TP PID under 0.24 v (4.82%) with a LOAD PID over 55%, or a TP PID over 2.44v (49.05%) with a LOAD PID under 30%

P1121 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

TP Sensor Circuit Intermittent High Input Conditions

Cause

Engine running, I AC valve position from 10-30 counts, then the PCM detected an intermittent TP sensor input that was more than 4.70v, condition met for less than one second

P1121 - Honda
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Throttle position (TP) sensor - circuit/ intermittent voltage high

Cause

Wiring, TP sensor

P1121 - Infiniti
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Throttle motor - malfunction

Cause

Throttle motor, ECM

P1121 - Isuzu
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Throttle position (TP) sensor - circuit/ intermittent voltage high

Cause

Wiring, TP sensor, mechanical fault, ECM

P1121 - Kia
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

AT - TP sensor signal

Cause

Wiring, TP sensor, TCM

P1121 - Lexus
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Accelerator pedal position (APP) sensor - range/performance problem

Cause

APP sensor, ECM

P1121 - Mazda
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Throttle position (TP) sensor - incomparable with MAF sensor signal

Cause

Wiring, TP sensor, ECM

P1121 - Nissan
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Throttle motor - malfunction

Cause

Throttle motor, ECM

P1121 - Subaru
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Park/neutral position (PNP) switch/neutral position (NP) switch - voltage low

Cause

Wiring short to ground, selector cable, PNP switch, ECM

P1121 - Toyota
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Accelerator pedal position (APP) sensor - range/performance problem

Cause

APP sensor, ECM

P1121 - Volkswagen
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Heated oxygen sensor (HO2S) heater short to ground

Location Bank 2 Sensor 2
Cause

Wiring short to ground, HO2S

Try also: http://www.obd-codes.com/p1121