Toyota 2GR-FE Manual page 373

(d)Repair the cylinder(s) that has a high misfiring rate or is indicated by the DTC.
(e)After finishing repairs, conduct the confirmation driving pattern again, in order to verify that DTC
P0300 is not set.
• When one of SHORT FT #1, LONG FT #1, SHORT FT #2 or LONG FT #2 in the freeze frame data is
outside the range of +-20 %, the air-fuel ratio may be RICH (-20 % or less) or LEAN (+20 % or more).
• When the COOLANT TEMP in the freeze frame data is less than 75°C (167°F), the misfire have
occurred only while warming up the engine.
1
CHECK ANY OTHER DTC OUTPUT (IN ADDITION TO MISFIRE DTCS)
Result
P0300, P0301, P0302, P0303, P0304, P0305 and/or P0306
P0300, P0301, P0302, P0303, P0304, P0305 and/or P0306 and other DTCs
A
2
READ VALUE OF INTELLIGENT TESTER (MISFIRE RPM AND MISFIRE LOAD)
NEXT
3
CHECK PCV HOSE (HOSE CONNECTIONS)
OK
2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM
(a) Connect the intelligent tester to the DLC3.
(b) Turn the ignition switch on (IG).
(c) Turn the tester on.
(d) Enter the following menus: DIAGNOSIS / ENHANCED
OBD II / DTC INFO / CURRENT CODES.
(e) Read the DTCs.
Display (DTC output)
HINT:
If any DTCs other than P0300, P0301, P0302, P0303, P0304,
P0305 and P0306 are output, troubleshoot those DTCs first.
B
(a) Connect the intelligent tester to the DLC3.
(b) Turn the ignition switch on (IG) and turn the tester on.
(c) Enter the following menus: DIAGNOSIS / ENHANCED
OBD II / DATA LIST / MISFIRE / MISFIRE RPM and
MISFIRE LOAD.
(d) Read and note the MISFIRE RPM and MISFIRE LOAD
(engine load) values.
HINT:
The MISFIRE RPM and MISFIRE LOAD values indicate
the vehicle conditions under which the misfire occurred.
OK:
PCV hose is connected correctly and is not damaged.
NG
GO TO DTC CHART (See page ES-63)
REPAIR OR REPLACE PCV HOSE
ES–217
ES
Proceed to
A
B