2019 Infiniti M35 V6-3.5L (VQ35HR) Diagnostic and Repair Information Page 41
4. Check voltage signal between combination meter harness connector and ground.
OK or NG
OK - GO TO 6.
NG - Replace unified meter and A/C amp.
6.CHECK UNIFIED METER AND A/C AMP OUTPUT VOLTAGE (RX: UNIFIED METER AND A/C AMP.)
1. Turn ignition switch OFF.
2. Disconnect combination meter connector.
3. Turn ignition switch ON.
4. Check voltage between unified meter and A/C amp. harness connector and ground.
OK or NG
OK - GO TO 7.
NG - Replace unified meter and A/C amp.
7.CHECK COMMUNICATION SIGNAL (RX: UNIFIED METER AND A/C AMP.)
1. Turn ignition switch OFF.
2. Connect combination meter connector.
3. Turn ignition switch ON.