P033B

DTC P033B, sometimes indicated as P033B00 is an OBD diagnostic trouble code indicating a generic fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the ignition system causing knock sensor 4 circuit range/performance (bank 2).

The knock sensor 4 circuit range/performance fault code is caused by a problem with the knock sensor 4 circuit. This could be a problem with the wiring, the sensor itself, or the ECU.
There are several things that you can do to try to fix this fault code:
-Check the wiring for any damage or corrosion.
-Check the sensor for damage or corrosion.
-Check the ECU for any software errors.

• P033B: Sensor 4 Circuit Range/Performance (Bank 2)
• P033B: Knock Sensor 4 Circuit Range/Performance (Bank 2)
• P033B: Knock Sensor 4 Circuit Range/Performance Bank 2
• P033B: Knock sensor (KS) 4, bank 2 – circuit range/performance
• P033B 00: Knock sensor (KS) 4, bank 2 - circuit range/performance