2002 Mazda 626 LX 2.5L MIL Lamp on, p0400
my 1st time so hope i get some help, i have this 02 mazda 626 with 2.5l setting p0400 egr flow low code. replaced egr valve after following code chart, code came back and now has rough idle. rechecked boost sensor, solenoid and egr valve wiring, data, and ohm ...
FIX posted 5/11/2009
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Message Closed w/FIX
Vehicle Data2002 Mazda 626 LX
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2002 Mazda 626 LX
VIN | 1YVGF22012 |
Engine | 2.5 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp on, P0400 |
Occurs | Intermittently |
Misc. | P0400 |
Trouble Codes
P0400 | Exhaust Gas Recirculation System Flow Malfunction |