JCB 0x00: HPV Regulation Control Trim High

The system indicates that the HPV regulation control trim is set too high. This may affect the proper operation of the component involved in the regulation process.

1. 1

   HPV regulation control trim setting

2. 2

   the affected circuit

1. 1

   Verify

   the HPV regulation control trim setting according to the service manual.

2. 2

   Adjust

   the HPV regulation control trim if it is found to be set beyond the acceptable range.