2001 Infiniti I30 V6-2988cc 3.0L DOHC MFI (VQ30DE)
Diagnostic Trouble Code Tests and Associated Procedures P Code Charts P0138
Possible Cause
- Harness or connectors (The sensor circuit is open or shorted.)
- Heated oxygen sensor 2 (rear)
- Fuel pressure
- Injectors
- Intake air leaks
DTC Confirmation Procedure
NOTE: If "DTC Confirmation Procedure" has been previously conducted, always turn ignition switch "OFF" and wait at least 10 seconds before conducting the next test.
TESTING CONDITION: Open engine hood before conducting following procedure.
WITH CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Turn ignition switch "OFF" and wait at least 10 seconds .
3. Turn ignition switch "ON" .
4. Select "DATA MONITOR" mode with CONSULT-II. ... Download File PDF
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