Toyota Camry (XV70): 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.
Click here
- Switch the ECM from normal mode to check mode using the Techstream.
Click here
- Perform a simulation test.
Click here
- Check and wiggle the harness(es), connector(s) and terminal(s).
Click here
READ NEXT:
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
SEE MORE:
DATA LIST / ACTIVE TEST DATA LIST NOTICE:
In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not.
HINT: Using the Techstream to read the Data List allows the values or sta
INSPECTION PROCEDURE 1. INSPECT STEERING WHEEL SWITCH HOUSING
*a Component without harness connected
(Steering Wheel Switch Housing)
- -
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance: Light Switch Circuit
Tes