C1953 Diagnostic Trouble Code

C1953 is a kind of OBD-II Diagnostic C-Chassis 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 C1953 diagnostic trouble code may include:

Misfire
Misfire
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.
Engine surge

Possible Causes :

Rusty exhaust systems, cracked exhaust manifolds or damaged or missing gaskets or donuts will cause air leaks.
An air leak forward of the DPF will change the sensor readings resulting in the code
Defective ECU strategies or components will prevent proper regeneration

Repair Processes :

Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors. Pull the connectors apart and carefully look at the terminals (the metal parts) inside the connectors. Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.

Process Tips

Diagnostic trouble code C1953 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 C1953.

Fortunately, C1953 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C1953 Trouble Code For Specific Cars

C1953 Honda Step RESCU/VEMS Input Circuit Short to Ground
C1953 Ferrari Modulo IP Power Sliding Door Open/Close switch Ckt Short to Gnd
C1953 Mini Iii ASM Control Circuit Low
C1953 Chrysler Dual Cowl ETC Power Less Than Demand
C1953 Opel Senator Door Ajar RR Circuit Short To Ground
C1953 Nissan 1400 Child Seat Detection Circuit Open
C1953 Vauxhall Zafira Pressure Transducer Redundant / Secondary Input Circuit Failure