Start by checking the 12V battery.
Honda Civic Hybrid High Voltage System Operation
Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
The cost to diagnose the P1575 2003 Honda Civic Hybrid code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
Motor Power Inverter (MPI) Module control the DC/AC conversion (From the Integrated Motor Assisted (IMA) battery's 144 V DC to the IMA motor's 3-phase AC and vice versa).
The MPI module is air cooled. The heat fed through the heat sink is exhausted to the trunk compartment by the Intelligent Power Unit (IPU) module fan. The MPI module has a built-in temperature sensor. The sensor transmits temperature data to the Motor Control Module (MCM) for protection
Need more information on how to fix the P1575 2003 Honda Civic Hybrid code? Get Access to Factory Service Manuals
Get the P1575 2003 Honda Civic Hybrid code diagnosed by a professional: Find a repair shop in your area