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P0603 Diagnostic Trouble Code Discussion for July 2008

Control Module Long Term Memory Reset

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Trouble Ticket Help Requests for DTC P0603
Help Request Posted
1995 Mazda B2300 2.3L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, no mil lite ever VIN: 4F4CR12AXS
P0603: internal ctrl module kam error. when starting up it has no idle,if you hold accelerator slightly the idle is like a 2 cyl popping john deere,if I accelerate hard the engine will rev and hit the rpm limiter starts up everytime like suppose to but dies out right away. I removed catalytic conve...
July 24, 2008