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13 CHECK FRONT HEATED OXYGEN SENSOR LH/RH
Without CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Set voltmeter probes between ECM terminal 50 (right bank sensor signal) or 51 (left bank sensor signal) and engine
ground.
3. Check the following with engine speed held at 2,000 rpm constant under no load.
SEF796Z
CAUTION:
Discard any heated oxygen sensor which has been dropped from a height of more than 0.5 m (19.7 in) onto a
hard surface such as a concrete floor; use a new one.
OK or NG
OK 䊳 GO TO 15.
NG 䊳 GO TO 14.
14 REPLACE HEATED OXYGEN SENSOR 2 (REAR)
1. Stop vehicle and turn ignitioin switch OFF.
2. Check heated oxygen sensor 2 (rear) harness protector color.
SEF372Z
CAUTION:
Before installing new oxygen sensor, clean exhaust system threads using Oxygen Sensor Thread Cleaner tool
J-43897-18 or J-43897-12 and approved anti-seize lubricant.
䊳 Replace malfunctioning heated oxygen sensor 2 (rear).
DTC P0300 - P0306 NO.6-1CYLINDER MISFIRE, MULTIPLE
CYLINDER MISFIRE
VG33E
Diagnostic Procedure (Cont’d)
EC-934
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