P0405 Diagnostic Trouble Code Discussion for March 2011
EGR Position Sensor Circuit Low Voltage
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| Help Request | Posted | |
| 2002 Cadillac Seville STS 4.6L Excessive Emissions, Poor running, ping VIN: 1G6KY54912 P0405: EGR Position Sensor Circuit Low Voltage. ... the water pump crossover housing and 2 codes in the computer. The first code was p0171 the second code was for a dead o2 seson. We replace the water pump, crossover housing and dead o2 sensor. Test drove the vehicle and SES light came on. At this point the... |
March 02, 2011 |
