P1833 Diagnostic Trouble Code

P1833 is a kind of OBD-II Diagnostic P-Powertrain Diagnostic Trouble Code.

It is considered generic because it applies to all makes and models of vehicles, although specific repair steps may be different depending on your car model.

Symptoms

Symptoms of a P1833 diagnostic trouble code may include:

Blown fuse (if applicable)
Engine surge
Reduction in engine performance, especially at low RPM levels
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.

Possible Causes :

An air leak forward of the DPF will change the sensor readings resulting in the code
Rusty exhaust systems, cracked exhaust manifolds or damaged or missing gaskets or donuts will cause air leaks.
Dirty air cleaner element Damaged DPF

Repair Processes :

Pack the connector cavity with dielectric silicone compound (same stuff they use for light bulb sockets and spark plug wires) and reassemble. With the valve disconnected, the red voltmeter lead should be attached to the IMRC valve power wire and the black voltmeter lead connected to ground.

Process Tips

Diagnostic trouble code P1833 is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.

Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before P1833.

Fortunately, P1833 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P1833 Trouble Code For Specific Cars

P1833 Bugatti Type 49 Cylinder 11 Misfire Detected
P1833 Suzuki Celerio Memory Off Switch Circuit Short to Battery
P1833 Mercury Comet Air Suspension LR Air Spring/Shock Solenoid Output Circuit Failure
P1833 Pininfarina Argento Engine RPM Or Speed Limiter Reached
P1833 Tesla S Mismatched PCM and/or ABS-TC Module
P1833 Toyota Ist Oil Level Switch Circuit Short To Ground
P1833 Lexus Is TCM Power Relay Control Circuit High