DTC P2118: Throttle Actuator Control Motor Current Range / Performance: Procedure

WARNING: This page is about a different car, the 2010 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.

READ VALUE USING TECHSTREAM (+BM VOLTAGE)
1. Connect the Techstream to the DLC3.
2. Turn the ignition switch to ON.
3. Turn the Techstream on.
4. Enter the following menus: Powertrain / Engine / Data List / All Data / +BM Voltage.
5. Read the value displayed on the Techstream.
  Standard voltage
  
  11 to 14 V
NG → See step 2

OK → See step 3

CHECK HARNESS AND CONNECTOR (ECM - BATTERY, BODY GROUND)

Disconnect the ECM connectors.

Fig 1: Checking Harness & Connector (ECM - Battery, Body Ground)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Measure the voltage according to the value(s) in the table below.

Standard Voltage

Tester Connection	Condition	Specified Condition
A55-3 (+BM) - Body ground	Always	11 to 14 V

Measure the resistance according to the value(s) in the table below.

Standard Resistance

Tester Connection	Condition	Specified Condition
C55-20 (ME01) - Body ground	Always	Below 1 Ω
C55-81 (E1) - Body ground	Always	Below 1 Ω

Reconnect the ECM connectors.

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR

OK → See step 4

CHECK FOR INTERMITTENT PROBLEMS. Refer to CHECK FOR INTERMITTENT PROBLEMS
REPLACE ECM. Refer to REMOVAL