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
SEE MORE:
Engine Circuit Malfunction (C1280)
DESCRIPTION If a malfunction in the ECM circuit occurs, the 4WD ECU assembly will output this DTC.
DTC No. Detection Item
DTC Detection Condition Trouble Area
C1280 Engine Circuit Malfunction
When the following continues for 5 seconds or more:
Communication wi
If the engine will not
start
If the engine will not start even though correct starting procedures
are being followed consider each of the following
points:
The engine will not start even though the starter motor operates
normally.
One of the following may be the cause of the problem:
There may not be sufficient fuel in
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