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P0172 Diagnostic Trouble Code Discussion for March 2012

Fuel System Rich (Bank 1)


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Trouble Ticket Help Requests for DTC P0172
Help Request Posted
1996 Chevrolet S10 LS 2.2L MIL Lamp on VIN: 1GCCS1948T
P0172: Fuel System Rich. S10 with no power,customer says been steadily getting worse.felt like badly plugged cat.did backpressure test 1.5 psi-we pulled pipe off at manifold anyway-same problem.fuel press ok.wondered about timing chain jump with 175k miles but engine starts right up,c...
March 02, 2012
2001 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G1JC12451
P0172: Fuel System Rich (Bank 1). ... seal and rear camshaft plate seal. Vehicle came back with 2 codes - system too lean and oxygen sensor circuit codes. Found oxygen sensor stuck at 200 mv - replaced, cleared and tested at idle with no problems. Car came back with p0172 too rich - checked sp...
March 22, 2012
2001 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G1JC12451
P0172: Fuel System Rich (Bank 1). ... seal and rear camshaft plate seal. Vehicle came back with 2 codes - system too lean and oxygen sensor circuit codes. Found oxygen sensor stuck at 200 mv - replaced, cleared and tested at idle with no problems. Car came back with p0172 too rich - checked sp...
March 23, 2012
1996 Chevrolet S10 LS 2.2L MIL Lamp on VIN: 1GCCS1948T
P0172: Fuel System Rich. S10 with no power,customer says been steadily getting worse.felt like badly plugged cat.did backpressure test 1.5 psi-we pulled pipe off at manifold anyway-same problem.fuel press ok.wondered about timing chain jump with 175k miles but engine starts right up,c...
March 02, 2012
2001 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G1JC12451
P0172: Fuel System Rich (Bank 1). ... seal and rear camshaft plate seal. Vehicle came back with 2 codes - system too lean and oxygen sensor circuit codes. Found oxygen sensor stuck at 200 mv - replaced, cleared and tested at idle with no problems. Car came back with p0172 too rich - checked sp...
March 22, 2012
2001 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G1JC12451
P0172: Fuel System Rich (Bank 1). ... seal and rear camshaft plate seal. Vehicle came back with 2 codes - system too lean and oxygen sensor circuit codes. Found oxygen sensor stuck at 200 mv - replaced, cleared and tested at idle with no problems. Car came back with p0172 too rich - checked sp...
March 23, 2012