Chevrolet P140D: Exhaust Gas Recirculation (EGR) Motor Control Circuit 2 Low Voltage
Is your scanner showing Chevrolet P140D?
No worries. We'll show you what it means and how to deal with it.
Chevrolet P140D: Exhaust Gas Recirculation (EGR) Motor Control Circuit 2 Low Voltage
OVERVIEWWhat Does The Chevrolet P140D Code Mean?
P0489, P0490, P1407, P140D, P140E and P140F The Ignition is ON. The battery voltage is greater than 11 V. The EGR control circuit is active. The starter is not cranking. The DTCs run continuously when the above conditions are met.
The ECM detects that the EGR Valve Low (Close) control circuit voltage is less than a calibrated threshold for greater than 3 s.
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
- GM, 2014, Service Bullettin – Instrument Panel Cluster (IPC) Warning Lamps And/Or MIL Are Illuminated Diesel Exhaust Fluid (DEF)
Message Displayed Various DTCs Set (Inspect Wiring Harnesses for Chafing). - GM, 2016, Service Bullettin – Instrument Panel Cluster (IPC) Warning Lamps And/Or MIL Are Illuminated Diesel Exhaust Fluid (DEF)
Message Displayed Various DTCs Set (Inspect Wiring Harnesses for Chafing).
