B1470 Diagnostic Trouble Code

B1470 is a kind of OBD-II Diagnostic B-Body 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 B1470 diagnostic trouble code may include:

Diminished fuel efficiency
Fuel pressure too high
Malfunction Indicator Lamp (MIL) illuminated
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.
Faulty IMRC actuator/sensor

Repair Processes :

Once located, visually inspect the connectors and wiring. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors. Oxygen sensors signal the engine management computer the amount of oxygen present in the exhaust, which is used in determining and controlling the fuel ratio. Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.

Process Tips

Diagnostic trouble code B1470 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 B1470.

Fortunately, B1470 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B1470 Trouble Code For Specific Cars

B1470 Chrysler Dual Cowl ETC Power Less Than Demand
B1470 Suzuki Xl-7 Mirror Driver Vertical Switch Circuit Short To Battery
B1470 Holden Monaro Power Supply #2 Circuit Short to Ground
B1470 Fairthorpe Atom Injector Circuit Malfunction - Cylinder 11
B1470 Mazda Rx8 A Camshaft Position Actuator Circuit (Bank 2)
B1470 Panther J72 Driver Sid, Side crash sensor mount fault
B1470 Moretti La Cita Blower Fan Speed Circuit Range/Performance