Toyota Corolla Cross: Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the GTS when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.
- Clear the DTCs.
- Change the ECM from normal mode to check mode using the GTS.
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- Perform a simulation test.
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- Check and wiggle the harness(es), connector(s) and terminal(s).
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CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem. In many cases, by
REGISTRATION CAUTION / NOTICE / HINT PROCEDURE
1. VIN (VEHICLE IDENTIFICATION NUMBER) NOTICE: The Vehicle Identification Number (VIN) must be written to a replacement ECM.
HINT: The VIN is a 17-di
INITIALIZATION Inspection After Repair Perform Learning Value Reset and Idle Learning after replacing or servicing parts related to engine operation. Details on procedures required are indicated by an
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Components
COMPONENTS
ILLUSTRATION
*1
NO. 1 ENGINE UNDER COVER ASSEMBLY
*2
FILLER PLUG
*3
DRAIN PLUG
*4
GASKET
N*m (kgf*cm, ft.*lbf): Specified torque
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MONITOR DESCRIPTION The ECM monitors the operation of the throttle actuator. When a malfunction is detected in the throttle actuator cut circuit immediately after the ignition switch is turned off, the ECM illuminates the MIL and stores a DTC.
DTC No. Detection Item
DTC Detection Condit
