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1999 Chevrolet Astro 4.3L MIL Lamp on
Posted to GM Driveability on 6/21/2009 9 Replies

Greetings fellow techs, In have a strange one here. I keep getting a DTC p0405, low egr voltage. I have replaced the EGR valve and the code still pops up. Here is the freez frame data at the time the code is triggered: RPM 709, VEHICLE SPEED 0, CALC ENGINE LOA...

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  Related Documents & Media  1999 Chevrolet Astro

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Astro

VIN 1GCDM19W4X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0405EGR Pintle Position Sensor Circuit Low Voltage
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Astro

VIN 1GCDM19W4X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

P0405EGR Pintle Position Sensor Circuit Low Voltage