OBDII Error Codes
Everything pertaining to OBDII diagnostics and error code reading and troubleshooting.
132 Cummins articles in this category
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P2502 CHARGING SYSTEM ERROR When Monitored and Set Condition: When Monitored: While the engine is running. Set Condition: The ECM cycles the voltage regulator in the generator while monitoring for a change in output voltage. If the voltage does not drop when the regulator is off, the fault is set. POSSIBLE CAUSES DIRTY OR LOOSE CONNECTIONS
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P2503 CHARGING SYSTEM OUTPUT LOW When Monitored and Set Condition: When Monitored: While the engine is running. Set Condition: The battery voltage exceeds target voltage by more than a calibrated value. POSSIBLE CAUSES OTHER DTC'S PRESENT GENERATOR FIELD DRIVER CIRCUIT SHORTED TO GROUND
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P2504 CHARGING SYSTEM OUTPUT HIGH When Monitored and Set Condition: When Monitored: While the engine is running. Set Condition: Battery voltage is less than 11.5 volts for more than 8 seconds. Battery voltage must exceed 12 volts for more than 5 seconds for fault to become inactive. POSSIBLE CAUSES OTHER DTC'S PRESENT DIRTY OR LOOSE CON
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P2509 POWERDOWN DATA LOST ERROR When Monitored and Set Condition: When Monitored: Continuous - key on or key off. Set Condition: Loss of voltage detected at the ECM for a calibrated amount of time. POSSIBLE CAUSES POOR CONNECTIONS AT THE BATTERIES LOW BATTERY VOLTAGE OPEN FUSED B+ TO ECM
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P2607 LOW VOLTAGE AT THE #2 INTAKE AIR HEATER RELAY When Monitored: When the ignition is on. Set Condition: When the signal from the #1 intake air heater output does not match the signal from the #1 intake air heater feedback. POSSIBLE CAUSES LOOSE CONNECTION INTAKE AIR HEATER RELAY SIGNAL CIRCUIT OPEN FROM RELAY TO ECM
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P2608 HIGH VOLTAGE AT THE #2 INTAKE AIR HEATER RELAY When Monitored: When the ignition is on. Set Condition: When the signal from the #2 Intake Air Heater output does not match the signal from the #2 Intake Air Heater feedback. POSSIBLE CAUSES LOOSE CONNECTION INTAKE AIR HEATER RELAY SIGNAL CIRCUIT SHORTED TO BATTERY NEGATIVE ECM
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P2609 NO VOLTAGE DROP SEEN FROM INTAKE AIR HEATERS When Monitored and Set Condition: When Monitored: First 15 seconds of engine operation. Set Condition: The ECM does not detect a voltage drop on the intake air heater circuit. POSSIBLE CAUSES INTAKE AIR HEATER OPEN INTAKE AIR HEATER GROUND OPEN OPEN BATTERY CABL
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Pristine CTD. Extra cab, short bed, 2wd, SLT. Factory tow/haul package, leather heated seats, heavy insulation package. Rebuilt HX 35/40, Dap injectors, full gauges, PacBrake, Dynamic Transmission vb/servos/accumulator/strut/band/triple disc. Soft tranny lines, 40k trans cooler, lift pump, gooseneck hitch (never used), class 5 tow hitch, tonneau cover, air bags, re- geared to 3.73’s, 3rd Gen brakes with 17" rims Rust free CA truck located in Chico CA, 100 miles north of Sacto. I built this to
- Price: 16000
- Location: Chico CA 95973
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For Sale - 2006 Dodge Ram 2500- Flatbed for long box bed Winch bumper Flat Bed for Long Box 3rd generation Cummins Tootlbox are included with key I have a flatbed for 3rd Generation dodge Cummins. This flatbed comes with a gooseneck hitch already in the bed. The winch bumper is part of the set. Tootlbox have a key to lock and unlock all box a single key. There is rust starting and electrical will have to be sorted out on your own.- Price: $1,000.00
- Location: New Meadows, Idaho
