LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2024 >> NX 250 FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 54 (Electronically Controlled Brake System - Diagnostic Codes (6 Of 6), Symptom Tests & Circuit Tests) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HEV Model) >> DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0101-87: Lost Communication with TCM Missing Message; DTC U0103-87: Lost Communication with Gear Shift Control Module "A" Missing Message; DTC U0110-87: Lost Communication with Drive Motor Control Module "A" Missing Message; DTC U0125-87: Lost Communication with Multi-axis Acceleration Sensor Module Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0131-87: Lost Communication with Power Steering Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U025E-87: Lost Communication with Electronic Brake Booster Control Module "A" Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1107-87: Lost Communication with Power Management Module Missing Message; DTC U111A-87: Lost Communication with ECM/PCM "A" (ch2) Missing Message; DTC U1150-87: Lost Communication with Hybrid Powertrain Control Module (ch2) Missing Message; DTC U1159-87: Lost Communication with Electronic Brake Booster Control Module "A" (ch3) Missing Message [03/2024 - ] >> Component Operating Range

Component Operating Range

WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. However, it is still accessible from the selected car via links, so may be relevant.
U0100

Communication status with ECM (C1-Bus) Valid
U0110 (CASE 1)

Communication status with inverter with converter assembly (PL-Bus) Valid
U0125

Communication status with yaw rate and acceleration sensor (airbag sensor assembly) (C1-Bus) Valid
U0140

All of the following conditions are met A, B and C
A. Following condition is met 3 seconds or more
+BS voltage Higher than 10 V, and 18 V or less
B. Following condition is met 3 seconds or more
IGR voltage Higher than 10 V, and 17.4 V or less
C. Communication status with main body ECU (multiplex network body ECU) (C1-Bus) Valid
U025E

Communication status with No. 1 skid control ECU (brake booster with master cylinder assembly) (C1-Bus) Valid
U0293 (CASE 1)

Both of the following conditions are met -
Communication status with hybrid vehicle control ECU (C1-Bus) send at IGP power on Valid
Communication status with hybrid vehicle control ECU (C1-Bus) send at IGR power on Valid
U1107

Communication status with certification ECU (smart key ECU assembly) (C1-Bus) Valid
U111A

Communication status with ECM (PL-Bus) Valid
U1150 (CASE 1)

Both of the following conditions are met -
Communication status with hybrid vehicle control ECU (PL-Bus) send at IGP power on Valid
Communication status with hybrid vehicle control ECU (PL-Bus) send at IGR power on Valid
scientia non olet · About LEMON Manuals