Perkins SPI2 2018A [04.2018] Full + Instruction
https://www.autorepairmanuals.ws/arm/threads/perkins-spi2-2018a-04-2018-full-instruction.49672/#post-94108
https://www.autorepairmanuals.ws/arm/threads/perkins-spi2-2018a-04-2018-full-instruction.49672/#post-94108