P2102
Throttle Actuator Control Motor Circuit Low
2003-2012 Land Rover Range Rover L322 4.4L V8
Critical SeverityPowertrainGeneric (SAE)
Description
Low voltage detected on the electronic throttle motor drive circuit.
Symptoms
- Limp mode
- Very limited throttle response
- Check engine light
Common Causes
- Short to ground in motor circuit
- Damaged wiring harness
- Corroded pins
- Internal motor short
Diagnostic Steps
- Measure voltage at throttle body connector
- Check wiring for chafing/shorts
- Test motor winding resistance
Repair Notes
Repair short circuit or replace throttle body.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P2102 on Other Vehicles
Land Rover Defender 110
2020-2024 3.0L I6 Mild Hybrid
Land Rover Defender 90
2020-2024 3.0L I6 Mild Hybrid
Land Rover Defender V8
2022-2024 5.0L V8 Supercharged
Land Rover Discovery
1994-2004 4.0L V8
Land Rover Discovery
2017-2024 3.0L V6 Supercharged
Land Rover Discovery Sport
2015-2024 2.0L I4 Turbo
Land Rover Freelander
1997-2006 2.5L V6
Land Rover LR2
2007-2014 3.2L I6
Common Questions
What does code P2102 mean on a 2003-2012 Land Rover Range Rover L322?
P2102 stands for "Throttle Actuator Control Motor Circuit Low". Low voltage detected on the electronic throttle motor drive circuit.
What are the symptoms of P2102 on a Land Rover Range Rover L322?
Common symptoms of P2102 include: Limp mode, Very limited throttle response, Check engine light.
What causes P2102 on a 2003-2012 Land Rover Range Rover L322?
Common causes of P2102 include: Short to ground in motor circuit, Damaged wiring harness, Corroded pins, Internal motor short.