Rick's Free Auto Repair Advice

Posts Tagged: F-450 bucks

Ford F-450 cranks but won’t start

Fix code P0340 Ford Ford F-450 cranks but won’t start and intermittent bucking If your F-450 cranks but won’t start or starts and then bucks, head for the camshaft position sensor. It’s located on the right side of the engine timing cover above the crankshaft balancer. You’ll need a scope to check it because it creates a 12 volt square wave. Probe the dark green wire to check the signal. If the signal is erratic, replace the sensor. This sensor has a high failure rate and may not even be worth … Read More


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