Toyota Camry (XV70): Check For Intermittent Problems
Toyota Camry Repair Manual XV70 (2018-2024) / Engine, Hybrid System / 2gr-fks (engine Control) / Sfi System / Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the Techstream 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.
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- Switch the ECM from normal mode to check mode using the Techstream.
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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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Basic Inspection
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
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
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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DCM Data Signal Circuit between Navigation ECU and DCM
DESCRIPTION This circuit is used to send and receive signals between the DCM (Telematics Transceiver) and radio and display receiver assembly or navigation ECU. WIRING DIAGRAM
PROCEDURE
1.
CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - DCM (TELEMATICS TRANSCEIVER))
Brake Pressure Sensor "A" Circuit Voltage Out of Range (C05401C,C054028,C054049)
DESCRIPTION The master cylinder pressure sensor is connected to the skid control ECU in the brake actuator assembly.
DTC No. Detection Item
DTC Detection Condition Trouble Area
C05401C Brake Pressure Sensor "A" Circuit Voltage Out of Range
The voltage of the master
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