P1199 Fault Code. On the road test it came up with a CEL whenever I build revs in 3rd,

On the road test it came up with a CEL whenever I build revs in 3rd, 4th or 5th gear Oct 24, 2025 · What Does the P1399 Trouble Code Mean on a Cadillac? The generic OBD-II code P1399 translates to “Intermittent Camshaft (CMP) / Crankshaft Position (CKP) Sensor Fault. Please see the table below for mfg specific OBD2 codes as well as the generic code pages on this website for non-Mack specific codes. the only fault code is p1199 "fuel circuit incoherence on the reserve fuel pressure (nearing no fuel)". 5. Test the O2S heater circuit fuse and replace if blown. DO this test BEFORE changing the sensors that indicate FAULT in the car's engine, MAF, MAP, IAT, COMMON-RAIL FUEL PRESSURE. OBDII Alfa Romeo Code Definitions. The below OBD2 codes apply to Sprinter light duty vans. Oct 24, 2025 · What Does the P1399 Trouble Code Mean on a Cadillac? The generic OBD-II code P1399 translates to “Intermittent Camshaft (CMP) / Crankshaft Position (CKP) Sensor Fault. If the trouble code listed does not apply to your vehicle consult your engine or chassis builder. 7gats8
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