Back to 2016 Infiniti Q70

2016 INFINITI Q70

3.7L V6RWDAUTOMATICgas
1 active safety recall on this vehicle — view recalls
Repairs0Labor505Torque4921Fluid7DTC916Battery0Maintenance0Recalls1
P0091moderate severityPowertrain

Fuel Pressure Regulator 1 Control Circuit Low

on 2016 Infiniti Q70 3.7L V6 · RWD

What this code means

Low voltage in the fuel pressure regulator control circuit.

Symptoms

  • Check Engine Light
  • Low fuel pressure

Common causes

  • Short to ground
  • Faulty regulator

Diagnostic steps

  1. Test voltage
  2. Check for shorts

Repair notes

Repair or replace.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →