Lexus IS250 IS220d GSE20 ALE20 - PRE-CRASH SAFETY
PRE-CRASH SAFETY SYSTEM - DIAGNOSTIC TROUBLE CODE CHART
| DTC No. | Detection Item | Trouble Area | See page |
| B2000 | Short to B+ in Seat Belt Motor RH Circuit | 1. Front seat outer belt assembly RH 2. Wire harness 3. Seat belt control ECU | |
| B2001 | Short to GND in Seat Belt Motor RH Circuit | 1. Front seat outer belt assembly RH 2. Wire harness 3. Seat belt control ECU | |
| B2002 | Open in Seat Belt Motor RH Circuit | 1. Front seat outer belt assembly RH 2. Wire harness 3. Seat belt control ECU | |
| B2005 | Short to B+ in Seat Belt Motor LH Circuit | 1. Front seat outer belt assembly LH 2. Wire harness 3. Seat belt control ECU | |
| B2006 | Short to GND in Seat Belt Motor LH Circuit | 1. Front seat outer belt assembly LH 2. Wire harness 3. Seat belt control ECU | |
| B2007 | Open in Seat Belt Motor LH Circuit | 1. Front seat outer belt assembly LH 2. Wire harness 3. Seat belt control ECU | |
| B2015 | Open in Right Side Upper MOS | Seat belt control ECU | |
| B2016 | Open in Right Side Lower MOS | Seat belt control ECU | |
| B2020 | Open in Left Side Upper MOS | Seat belt control ECU | |
| B2021 | Open in Left Side Lower MOS | Seat belt control ECU | |
| B2025 | Right Side Current Detection Circuit Malfunction Hi | Seat belt control ECU | |
| B2026 | Right Side Current Detection Circuit Malfunction Lo | Seat belt control ECU | |
| B2027 | Right Side Over-Current Malfunction | Seat belt control ECU | |
| B2030 | Left Side Current Detection Circuit Malfunction Hi | Seat belt control ECU | |
| B2031 | Left Side Current Detection Circuit Malfunction Lo | Seat belt control ECU | |
| B2032 | Left Side Over-Current Malfunction | Seat belt control ECU | |
| B2035 | Power Supply Relay Adherence Malfunction | 1. Wire harness 2. Seat belt control ECU | |
| B2036 | Power Supply Relay Malfunction Open | Seat belt control ECU | |
| B2040 | EEPROM Malfunction | Seat belt control ECU | |
| B2041 | Fall of Raised Voltage | Seat belt control ECU | |
| B2043 | Fall of B+ Voltage | Seat belt control ECU | |
| B2047 | Seat Belt Control ECU Inner Circuit Malfunction | Seat belt control ECU | |
| B2055 | Radar Sensor Malfunction | 1. Millimeter wave radar sensor 2. Seat belt control ECU | |
| B2056 | Axial Gap of Radar Sensor | 1. Millimeter wave radar sensor 2. Seat belt control ECU | |
| B2057 | Yaw Rate Sensor | 1. Yaw rate sensor 2. Seat belt control ECU | |
| B2058 | Steering Angle Sensor | 1. Steering angle sensor 2. Seat belt control ECU | |
| B2059 | Vehicle Speed Malfunction | 1. Combination meter assembly 2. ECM 3. Skid control ECU 4. Distance control ECU 5. Seat belt control ECU | |
| B2060 | ABS Malfunction | 1. Skid control ECU 2. Seat belt control ECU | |
| B2063 | Buckle Switch Malfunction | 1. Front seat inner belt assembly RH 2. Front seat inner belt assembly LH 3. Seat belt control ECU | |
| B2064 | Vehicle Type Signal Malfunction | 1. Gateway ECU 2. Seat belt control ECU | |
| B2065 | Distance Control ECU Malfunction | 1. Distance control ECU 2. Seat belt control ECU | |
| U0100 | Lost Communication with ECM/PCM "A" | 1. CAN communication system 2. ECM 3. Distance control ECU | |
| U0122 | Lost Communication with Vehicle Dynamics Control Module | 1. CAN communication system 2. Skid control ECU 3. Seat belt control ECU | |
| U0146 | Lost Communication with Gateway "A" | 1. CAN communication system 2. Gateway ECU 3. Seat belt control ECU | |
| U0151 | Lost Communication with Airbag ECU | 1. CAN communication system 2. Center airbag sensor assembly 3. Seat belt control ECU | |
| U0235 | Lost Communication with Cruise Control Front Distance Range Sensor | 1. CAN communication system 2. Millimeter wave radar sensor 3. Distance control ECU | |
| U1101 | Lost Communication with Distance Control ECU | 1. CAN communication system 2. Millimeter wave radar sensor 3. Distance control ECU | |
| U1102 | Lost Communication with Radar Sensor | 1. CAN communication system 2. Millimeter wave radar sensor 3. Distance control ECU |
LEXUS IS250, IS220d / GSE20 ALE20