Friday, July 26, 2019

2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 786

2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 786



5. Also check harness for short to power.



Is the inspection result normal?



YES - GO TO 9.



NO - Repair open circuit, short to ground or short to power in harness or connectors.



9.CHECK A/F SENSOR 1 HEATER



See: P Code Charts/P0031.



Is the inspection result normal?



YES - GO TO 10.



NO - GO TO 11.



10.CHECK INTERMITTENT INCIDENT



Perform See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Initial Inspection and Diagnostic



Overview/Trouble Diagnosis For Intermittent Incident/Description.



Is the inspection result normal?



YES - GO TO 11.



NO - Repair or replace malfunctioning part.



11.REPLACE A/F SENSOR 1



Replace A/F sensor 1.



CAUTION:



- Discard any A/F 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.



- Before installing new A/F sensor, clean exhaust system threads using Oxygen Sensor Thread



Cleaner [commercial service tool (J-43897-18 or J-43897-12)] and approved anti-seize lubricant



(commercial service tool).



Will CONSULT-III be used?



YES - GO TO 12.



NO - GO TO 13.



12.CONFIRM A/F ADJUSTMENT DATA



With CONSULT-III



1. Turn ignition switch ON.



2. Select "A/F ADJ-B1" and "A/F ADJ-B2" in "DATA MONITOR" mode with CONSULT-III.



3. Make sure that "0.000" is displayed on CONSULT-III screen.



Is "0.000" displayed?



YES - INSPECTION END



NO - GO TO 13.



13.CLEAR THE MIXTURE RATIO SELF-LEARNING VALUE



Clear the mixture ratio self-learning value. See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Programming



and Relearning/Mixture Ratio Self - Learning Value Clear/Special Repair Requirement.



Will CONSULT-III be used?



YES - GO TO 14.



NO - INSPECTION END



14.CONFIRM A/F ADJUSTMENT DATA



With CONSULT-III



1. Turn ignition switch ON.



2. Select "A/F ADJ-B1" and "A/F ADJ-B2" in "DATA MONITOR" mode with CONSULT-III.



3. Make sure that "0.000" is displayed on CONSULT-III screen.



- INSPECTION END



P2A03



P2A00, P2A03 A/F SENSOR 1