× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1995 Pontiac Bonneville SE 3.8L MIL Lamp on
Posted to GM Driveability on 10/22/2003 17 Replies

Good evening everyone. My customers car keeps setting two codes P0401 and P1406 (see below).My egr voltage at idle is .53 and changes as you drive. My egr actual and egr desired is running hand and hand as you drive. I have checked for carbon checked pvc and o...

17 Replies Received (View Replies)

  Related Documents & Media  1995 Pontiac Bonneville SE

 
Message Closed w/Summary

car Vehicle Data

1995 Pontiac Bonneville SE

VIN 1G2HX52K5S
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0401EGR System Insufficient Flow Detected
P1406EGR Valve Pintle Position Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

1995 Pontiac Bonneville SE

VIN 1G2HX52K5S
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0401EGR System Insufficient Flow Detected
P1406EGR Valve Pintle Position Circuit Malfunction