Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2010 Lexus GS 450h. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See" below.
DYNAMIC RADAR CRUISE CONTROL SYSTEM
| DTC Code | Detection Item | Trouble Area | See |
|---|---|---|---|
| P0500 | Vehicle Speed Sensor Malfunction | - Combination meter - Vehicle speed sensor - Vehicle speed sensor signal circuit - Hybrid vehicle control ECU |
Refer to DTC P0500: Vehicle Speed Sensor Malfunction |
| P0571 | Brake Switch "A" Circuit | - Stop light switch - Stop light switch circuit - Hybrid vehicle control ECU |
Refer to DTC P0571: Brake Switch "A" Circuit |
| P0607 | Control Module Performance | - Hybrid vehicle control ECU | Refer to DTC P0607: Control Module Performance |
| P1570 | Radar Sensor Malfunction | - Millimeter wave radar sensor | Refer to DTC P1570: Radar Sensor Malfunction |
| P1572 | Improper Aiming of Radar Sensor Beam Axis | - Millimeter wave radar sensor | Refer to DTC P1572: Improper Aiming of Radar Sensor Beam Axis |
| P1575 | Warning Buzzer Malfunction | - Skid control buzzer - Skid control buzzer circuit - Skid control ECU |
Refer to DTC P1575: Warning Buzzer Malfunction |
| P1578 | Brake System Malfunction | - VSC system | Refer to DTC P1578: Brake System Malfunction |
| P1615 | Communication Error from Distance Control ECU to HV ECU | - Communication circuit - Distance control ECU - Hybrid vehicle control ECU |
Refer to DTC P1615: Communication Error from Distance Control ECU to HV ECU; DTC U0293-730: Lost Communication with Distance Control ECU |
| P1616 | Communication Error from HV ECU to Distance Control ECU | - Communication circuit - Hybrid vehicle control ECU - Distance control ECU |
Refer to DTC P1616: Communication Error from HV ECU to Distance Control ECU; DTC U1101-728: Lost Communication with HV ECU |
| P1617 | Distance Control ECU Malfunction | - Distance control ECU | Refer to DTC P1617: Distance Control ECU Malfunction |
| P1630 | Communication Error from Skid Control ECU to HV ECU | - Communication circuit - Skid control ECU - Hybrid vehicle control ECU |
Refer to DTC P1630: Communication Error from Skid Control ECU to HV ECU; DTC U0293-733: Lost Communication with Skid Control ECU |
| P1631 | Communication Error from HV ECU to Skid Control ECU | - Communication circuit - Hybrid vehicle control ECU - Skid control ECU |
Refer to DTC P1631: Communication Error from HV ECU to Skid Control ECU; DTC U0122-732: Lost Communication with HV ECU |
| U0122-732 | Lost Communication with HV ECU | - Communication circuit - Hybrid vehicle control ECU - Skid control ECU |
Refer to DTC P1631: Communication Error from HV ECU to Skid Control ECU; DTC U0122-732: Lost Communication with HV ECU |
| U0123-736 | Lost Communication with Yaw Rate Sensor | - Communication circuit - Yaw rate sensor - Distance control ECU - Hybrid vehicle control ECU |
Refer to DTC U0123-736: Lost Communication with Yaw Rate Sensor |
| U0126-735 | Lost Communication with Steering Angle Sensor Module | - Communication circuit - Steering sensor - Distance control ECU - Hybrid vehicle control ECU |
Refer to DTC U0126-735: Lost Communication with Steering Angle Sensor Module |
| U0235-737 | Communication Error from Radar Sensor to Distance Control ECU | - Communication circuit - Millimeter wave radar sensor - Distance control ECU |
Refer to DTC U0235-737: Communication Error from Radar Sensor to Distance Control ECU |
| U0293-730 | Lost Communication with Distance Control ECU | - Communication circuit - Distance control ECU - Hybrid vehicle control ECU |
Refer to DTC P1615: Communication Error from Distance Control ECU to HV ECU; DTC U0293-730: Lost Communication with Distance Control ECU |
| U0293-733 | Lost Communication with Skid Control ECU | - Communication circuit - Skid control ECU - Hybrid vehicle control ECU |
Refer to DTC P1630: Communication Error from Skid Control ECU to HV ECU; DTC U0293-733: Lost Communication with Skid Control ECU |
| U1101-728 | Lost Communication with HV ECU | - Communication circuit - Hybrid vehicle control ECU - Distance control ECU |
Refer to DTC P1616: Communication Error from HV ECU to Distance Control ECU; DTC U1101-728: Lost Communication with HV ECU |
| U1102-738 | Communication Error from Distance Control ECU to Radar Sensor | - Communication circuit - Millimeter wave radar sensor - Distance control ECU |
Refer to DTC U1102-738: Communication Error from Distance Control ECU to Radar Sensor |