DTC P1555-181: Reactor Temperature Sensor Circuit Low; DTC P1556-182: Reactor Temperature Sensor Circuit High: Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK DTC OUTPUT (HV)
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.
- Check if DTCs are output.
Result
DTC No. Relevant Diagnosis P3226-562, 563 Boost converter temperature sensor HINT:
- Turning the power switch on (IG) with the service plug grip and inverter cover removed causes interlock switch system DTC P0A0D-350 to be output.
- P1555-181 or P1556-182 may be output due to a malfunction which causes the DTCs in the table above to be output. In this case, first troubleshoot the output DTCs in the table above. Then, perform a reproduction test to check that no DTCs are output.
YES → See step 3
NO → See step 2
- REPLACE INVERTER WITH CONVERTER ASSEMBLY. Refer to REMOVAL
- GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART