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P1408 Diagnostic Trouble Code Discussion for June 2005

Manifold Absolute Pressure Sensor Signal Performance


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Trouble Ticket Help Requests for DTC P1408
Help Request Posted
1999 Ford Ranger XL 4.0L MIL Lamp on VIN: 1FTYR11V3X
P1408: egr flow out of range. checked egr valve, working ok checked vacume lines. truck is running good but keeps showing egr valve out of range
June 02, 2005
1999 Mercury Cougar 2.5L MIL Lamp on VIN: 1ZWFT61L4X
P1408: egr flow out of range. had 401 code checked for idle drop on engine with vac. applied to egr. no drop in rpm checked cleaned throttle body passeges now engine dies with vac applied. ran koer test to confirm fix, 1408 comes up(egr flow out of range) checked vac to egr with koer dema...
June 19, 2005
1999 Ford Ranger XL 4.0L MIL Lamp on VIN: 1FTYR11V3X
P1408: egr flow out of range. checked egr valve, working ok checked vacume lines. truck is running good but keeps showing egr valve out of range
June 02, 2005
1999 Mercury Cougar 2.5L MIL Lamp on VIN: 1ZWFT61L4X
P1408: egr flow out of range. had 401 code checked for idle drop on engine with vac. applied to egr. no drop in rpm checked cleaned throttle body passeges now engine dies with vac applied. ran koer test to confirm fix, 1408 comes up(egr flow out of range) checked vac to egr with koer dema...
June 19, 2005