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P2118CriticalFuel & Air Metering

P2118 on 2011-2022 Jeep Grand Cherokee — Throttle Actuator Control Motor Current Range/Performance

1 vehicles · 1 makes

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Most Reported On

2011-2022Jeep Grand Cherokee

P2118 is an OBD-II diagnostic trouble code meaning “Throttle Actuator Control Motor Current Range/Performance.” The PCM detected that the electrical current drawn by the throttle actuator control motor is outside the expected range, indicating the motor is drawing too much or too little current to position the throttle correctly. This code is most commonly reported on 2011-2022 Jeep Grand Cherokee.

On This Page

  • Common Causes
  • Vehicles (1)
  • Related Codes
  • FAQ
  • Sources (2)
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Common Causes

1Failing throttle actuator motor (high current draw)
2Binding throttle plate increasing motor load
3High-resistance wiring/connectors
4Carbon-fouled throttle body
5Faulty PCM motor driver

Diagnostic Tools

To diagnose P2118, you'll need an OBD-II scanner. Here are our recommendations at every price point.

Budget Pick$10–$20

ANCEL AD310 Classic OBD-II Scanner

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A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).

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  • I/M readiness status
  • No batteries or app needed
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Best Value$90–$120

BlueDriver Pro Bluetooth Scanner

by BlueDriver

Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.

  • Enhanced diagnostics (ABS, SRS, transmission)
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  • Smog check readiness
  • Free app (iOS & Android)
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Advanced$180–$230

LAUNCH CRP123X OBD-II Scanner

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A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.

  • Engine, transmission, ABS, SRS diagnostics
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  • Free lifetime updates via Wi-Fi
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Professional$350–$450

Autel MaxiCOM MK808S Diagnostic Tool

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Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.

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  • Oil reset, EPB, BMS, TPMS, injector coding
  • 7-inch touchscreen with Android OS
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Vehicles Affected (1)

Jeep P2118 page →
Grand CherokeeModerate

ETC Warning or Limp Mode - Read the DTC Before Buying a Throttle Body

2011-20220 reports

Related Codes (8)

P2110Throttle Actuator Control System - Forced Limited RPMP2111Throttle Actuator Control System - Stuck OpenP2112Throttle Actuator Control System - Stuck ClosedP2113Throttle/Pedal Position Sensor "B" Minimum Stop PerformanceP0001Fuel Volume Regulator Control Circuit/OpenP0002Fuel Volume Regulator Control Circuit Range/PerformanceP0003Fuel Volume Regulator Control Circuit LowP0004Fuel Volume Regulator Control Circuit High

FAQ

What does P2118 mean?

P2118 stands for "Throttle Actuator Control Motor Current Range/Performance." The PCM detected that the electrical current drawn by the throttle actuator control motor is outside the expected range, indicating the motor is drawing too much or too little current to position the throttle correctly.

What are the most common causes of P2118?

The most common causes of P2118 are: Failing throttle actuator motor (high current draw), Binding throttle plate increasing motor load, High-resistance wiring/connectors, Carbon-fouled throttle body, Faulty PCM motor driver. The specific cause varies by vehicle.

How much does it cost to fix P2118?

Repair costs vary widely depending on the root cause and vehicle.

Which vehicles are affected by P2118?

Au7o has documented P2118 across 1 vehicle models from 1 manufacturers: Jeep.

Sources (2)

  • Manual2011 Jeep Grand Cherokee Factory Diagnostic Procedure: P2111 ETC Unable to Close
  • Manual2011 Jeep Grand Cherokee Factory Diagnostic Procedure: P2138 Pedal Sensor Correlation
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Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.

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