2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 122
3. Check resistance between exhaust valve timing control magnet retarder terminals as per the following.
Is the inspection result normal?
YES - INSPECTION END
NO - GO TO 2.
2.REPLACE EXHAUST VALVE TIMING CONTROL MAGNET RETARDER
1. Replace malfunctioning exhaust valve timing control magnet retarder.
2. Perform See: Engine, Cooling and Exhaust/Engine/Timing Components/Variable Valve Timing/Testing and Inspection/Special Repair
Requirement.
- INSPECTION END
P0031
P0031, P0032, P0051, P0052 A/F SENSOR 1 HEATER
Description
SYSTEM DESCRIPTION
The ECM performs ON/OFF duty control of the A/F sensor 1 heater corresponding to the engine operating condition to keep the temperature of
A/F sensor 1 element within the specified range.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
