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Diagnostic Procedure
NHEC0122
1 INSPECTION START
1. Turn ignition switch “OFF”.
2. Check heated oxygen sensor 1 (front) harness protector color.
SEC020C
3. Disconnect corresponding heated oxygen sensor 1 (front) harness connector.
SEF902XA
© GO TO 2.
2 RETIGHTEN HEATED OXYGEN SENSOR 1 (FRONT)
Loosen and retighten corresponding heated oxygen sensor 1 (front).
Tightening torque:
40 - 60 N·m (4.1 - 6.2 kg-m, 30 - 44 ft-lb)
© GO TO 3.
GI
MA
EM
LC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC P0134 (BANK 1), P0154 (BANK 2) HO2S1 (FRONT) (HIGH VOLTAGE)
Diagnostic Procedure
EC-235
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