Suspension & Axle. Lexus Gs430, Gs300. Uzs190 Grs190
Suspension Control. Lexus Gs430, Gs300. Uzs190 Grs190
Adaptive Variable Suspension System -- Diagnostic Trouble Code Chart |
- HINT:
- If a trouble code is displayed during the DTC check, check the circuit indicated by the DTC. For details of each code, turn to the page for the respective DTC No. in the DTC chart.
- Inspect the fuse and relay before investigating the trouble areas as shown in the table below.
| DTC No. | Detection Item | Trouble Area | See page |
| C1715 | Front Acceleration Sensor RH | 1. Absorber control ECU (Houses right front acceleration sensor) | Click here |
| C1716 | Front Acceleration Sensor LH | 1. Left front acceleration sensor assembly 2. Left front acceleration sensor assembly circuit 3. Absorber control ECU | Click here |
| C1717 | Rear Acceleration Sensor | 1. Rear acceleration sensor assembly 2. Rear acceleration sensor assembly circuit 3. Absorber control ECU | Click here |
| C1725 | Front Damping Force Control Actuator RH Circuit | 1. Right front absorber control actuator 2. Right front absorber control actuator circuit 3. Absorber control ECU | Click here |
| C1726 | Front Damping Force Control Actuator LH Circuit | 1. Left front absorber control actuator 2. Left front absorber control actuator circuit 3. Absorber control ECU | Click here |
| C1727 | Rear Damping Force Control Actuator RH Circuit | 1. Right rear absorber control actuator 2. Right rear absorber control actuator circuit 3. Absorber control ECU | Click here |
| C1728 | Rear Damping Force Control Actuator LH Circuit | 1. Left rear absorber control actuator 2. Left rear absorber control actuator circuit 3. Absorber control ECU | Click here |
| C1761 | Suspension Control ECU Malfunction | 1. CAN communication system 2. Absorber control ECU | Click here |
| C1773 | VGRS ECU Malfunction | 1. VGRS system 2. CAN communication system | Click here |
| C1774 | Low Battery Positive Voltage | 1. Battery 2. Power source circuit 3. Absorber control ECU | Click here |
| C1776 | Speed Sensor Circuit | 1. CAN communication system 2. Brake control system 3. Speed sensor circuit 4. Absorber control ECU | Click here |
| C1777 | Steering Angle Sensor Circuit | 1. Steering angle sensor 2. Steering angle sensor circuit | Click here |
| C1787 | EMS Switch Circuit (Test Mode DTC) | 1. Absorber control switch 2. Absorber control switch circuit 3. Absorber control ECU | Click here |
| C1791 | Front Acceleration Sensor RH (Test Mode DTC) | 1. Absorber control ECU (Houses right front acceleration sensor) | Click here |
| C1792 | Front Acceleration Sensor LH (Test Mode DTC) | 1. Left front acceleration sensor assembly 2. Left front acceleration sensor assembly circuit 3. Absorber control ECU | Click here |
| C1793 | Rear Acceleration Sensor (Test Mode DTC) | 1. Rear acceleration sensor assembly 2. Rear acceleration sensor assembly circuit 3. Absorber control ECU | Click here |
| U0100 | Lost Communication with ECM/PCM "A" | 1. CAN communication system (ECM circuit) | Click here |
| U0101 | Lost Communication with TCM | 1. CAN communication system (ECM circuit) | Click here |
| U0122 | Lost Communication with Vehicle Dynamics Control Module | 1. CAN communication system (Skid control ECU circuit) | Click here |
| U0126 | Lost Communication with Steering Angle Sensor Module | 1. CAN communication system (Steering angle sensor circuit) | Click here |
| U0130 | Lost Communication with VGRS | 1. CAN communication system (Steering control ECU circuit) | Click here |
| U0132 | Lost Communication with Ride Level Control Module | 1. CAN communication system (Suspension control ECU circuit) | Click here |