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9 CHECK HO2S2 (REAR) SHIELD CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Disconnect joint connector-17.
3. Check the following.
I Continuity between joint connector terminal 1 and ground
I Joint connector
(Refer to EL-525, “HARNESS LAYOUT”.)
Continuity should exist.
4. Also check harness for short to power.
5. Then reconnect joint connector-17.
OK or NG
OK © GO TO 10.
NG © Repair open circuit or short to power in harness or connectors.
10 CHECK INTERMITTENT INCIDENT
Refer to “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-144.
© INSPECTION END
GI
MA
EM
LC
FE
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
DTC P0138 (BANK 1), P0158 (BANK 2) HO2S2 (REAR) (MAX. VOLTAGE
MONITORING)
Diagnostic Procedure (Cont’d)
EC-265
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