JCB P0203: Injector in Cylinder 3 Short Circuit HSD to LSD

A short circuit has been detected in the injector located in Cylinder 3, specifically between the High Side Driver (HSD) and Low Side Driver (LSD). This condition may affect the proper operation of the injector and the engine's performance.

1. 1

   The wiring and connections associated with the injector in Cylinder 3

2. 2

   The integrity of the circuit between the High Side Driver and Low Side Driver

3. 3

   The component identified by this code

1. 1

   Inspect

   Inspect the wiring and connections for the injector in Cylinder 3 for damage, wear, or poor contact.

2. 2

   Test

   Test the circuit between the High Side Driver and Low Side Driver for continuity and resistance.

3. 3

   Replace

   If a fault is found, replace the affected circuit or the component identified by this code as necessary.