Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Random/multiple cylinder misfire
detected
Toyota Corolla (E120): Random/multiple cylinder misfire detected
Dtc p0300 random/multiple cylinder misfire detected
Dtc p0301 cylinder 1 misfire detected
Dtc p0302 cylinder 2 misfire detected
Dtc p0303 cylinder 3 misfire detected
Dtc p0304 cylinder 4 misfire detected
Other materials:
Checking tires
Check if the treadwear indicators
are showing on the tires.
Also check the tires for uneven
wear, such as excessive wear
on one side of the tread.
Check the spare tire condition
and pressure if not rotated.
New tread
Worn tread
Treadwear indicator
The location of treadwear indicators
is show ...
Tire information
Typical tire symbols
Full-size tire
Tire size
DOT and Tire Identification Number (TIN)
Uniform tire quality grading
For details, see "Uniform Tire Quality Grading" that follows.
Location of treadwear indicators
Tire ply composition and materials
Plies are layers of rubber-coated parallel ...
Inspection procedure
1 Reconfirm dtc
Check the dtc
2 Inspect skid control ecu connector securely connected
3 Inspect skid control ecu connector(ig1 terminal voltage)
In case of using hand–held tester:
check the voltage condition output from the ecu displayed on the
hand–held tester.
O ...