B1821 Austin Princess DTC Code

Austin Princess Engine Specifications:

Engine Type :	Multi-Cylinder Engine
Cylinder Type :	Opposite Piston Engine
Engine Air Intake Process :	Supercharged Engine

Your Austin Princess engine control system detects a problem, the computer stores the diagnostic trouble code B1821 in its memory. To figure out what is wrong with your vehicle you must first extract the B1821 DTC For Austin Princess.

A good ground connection is also extremely important. B1821 Austin Princess engine problem because the presence of voltage at the panel harness won't make the panel work if there is a bad ground connection. Since the instrument cluster is mounted in a plastic dash, a separate ground wire or ground circuit through the wiring harness is usually needed to complete the power circuit. Refer again to the wiring diagram to find the ground path, and then check it with your ohmmeter. Do not use a self-powered test light because it cannot measure resistance (any resistance will lower circuit voltage).

B1821 Austin Princess DTC Meaning

B	Body Code - Problem is antilock brake system, electronic suspension and steering systems.
1	MFG - Manufacturer Specific
8	Accelerator Pedal Position (APP) Sensor 1 Performance
2	Cruise Control Servo Indicates Low
1	PCM Stack Overrun

If your B1821 Austin Princess check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system B1821 and engine control unit are in charge of monitoring a bunch of different B1821 DTC For Austin Princess, and if they get a reading that's a little out of whack, up pops the check engine light.