P0401 code in PCM. have changed EGR valve and modulator. MIL lights again.

What is your question?

Have a scanner available. have not changed EGR solenoid but have in hand. Is MAP sensor suspect?

Nov 22, 2011

Popular Answer

What are the best Toyota repair shops?

RepairPal Certified shops can diagnose and repair your 1999 Toyota Camry. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

1999 Toyota Camry auto repair 1999 Toyota Camry estimates 1999 Toyota Camry questions 1999 Toyota Camry problems 1999 Toyota Camry recalls

What is your question?

Popular Answer

P0401 code in PCM. have changed EGR valve and modulator. MIL lights again.

What is your question?

Have a scanner available. have not changed EGR solenoid but have in hand. Is MAP sensor suspect?

mikhigg in Mechanicsville VA

Nov 22, 2011

2 Replies

Popular Answer

user91328on Nov 22, 2011

no, in most cases, the egr transducer is the failure. you also need to make sure the tube is squeeky clean. carbon is a big issue with these engines. Roy

awaara240on Nov 27, 2011

Had the same code some time ago, changed EGR Valve but MIL came back. Then changed EGR Solenoid - this solved the problem.

Join the conversation!

Popular Answer

What are the best Toyota repair shops?

RepairPal Certified shops can diagnose and repair your 1999 Toyota Camry. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

1999 Toyota Camry auto repair 1999 Toyota Camry estimates 1999 Toyota Camry questions 1999 Toyota Camry problems 1999 Toyota Camry recalls

2 Replies

Popular Answer

user91328on Nov 22, 2011

no, in most cases, the egr transducer is the failure. you also need to make sure the tube is squeeky clean. carbon is a big issue with these engines. Roy

awaara240on Nov 27, 2011

Had the same code some time ago, changed EGR Valve but MIL came back. Then changed EGR Solenoid - this solved the problem.

Join the conversation!

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P0401 code in PCM. have changed EGR valve and modulator. MIL lights again.

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P0401 code in PCM. have changed EGR valve and modulator. MIL lights again.

Report Question

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