Section 42 (Engine Controls - Self-Diagnostics)
WARNING: This page is about a different car, the 2003 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Scan Tool Problems
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- Diagnostic Tests
- Notes
- DTC P0010 Or DTC P0020
- DTC P0011, DTC P0012, DTC P0021 Or DTC P0022
- DTC P0016 Or DTC P0018
- DTC P0031, DTC P0032, DTC P0037, DTC P0038, DTC P0051, DTC P0052, DTC P0057 Or DTC P0058
- DTC P0100, DTC P0102 Or DTC P0103
- DTC P0101: Mass Or Volume Air Flow Circuit Range/Performance Fault
- DTC P0110, DTC P0112 Or DTC P0113
- DTC P0115, DTC P0117 Or DTC P0118
- DTC P0116 Or DTC P0125
- DTC P0120, DTC P0122, DTC P0123, DTC P0220, DTC P0222, DTC P0223 Or DTC P2135
- DTC P0121: Throttle/Pedal Position Sensor "A" Circuit Range/Performance Fault
- DTC P0128: Thermostat Malfunction
- DTC P0130, DTC P0150, DTC P2195, DTC P2196, DTC P2197 Or DTC P2198
- DTC P0133 Or DTC P0153
- DTC P0134 Or DTC P0154
- DTC P0136 Or DTC P0156
- DTC P0171, DTC P0172, DTC P0174 Or DTC P0175
- DTC P0230: Fuel Pump Primary Circuit
- DTC P0300, DTC P0301, DTC P0302, DTC P0303, DTC P0304, DTC P0305, DTC P0306, DTC P0307 Or DTC P0308
- DTC P0325: Knock Sensor 1 Circuit (Bank 1 Or Single Sensor) Or DTC P0330: Knock Sensor 2 Circuit (Bank 2)
- DTC P0335: Crankshaft Position Sensor "A" Circuit Or DTC P0339: Crankshaft Position Sensor "A" Circuit Intermittent
- DTC P0340, DTC P0341, DTC P0345 Or DTC P0346
- DTC P0351, DTC P0352, DTC P0353, DTC P0354, DTC P0355, DTC P0356, DTC P0357 Or DTC P0358
- DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1) Or DTC P0430: Catalyst System Efficiency Below Threshold (Bank 2)
- DTC P0441: Evaporative Emission Control System Incorrect Purge Flow Or DTC P0446: Evaporative Emission Control System Vent Control Circuit
- DTC P0442: Evaporative Emission Control System Leak Detected (Small Leak) Or DTC P0456: Evaporative Emission Control System Leak Detected (Very Small Leak)
- DTC P0451, DTC P0452 Or DTC P0453
- DTC P0500: Vehicle Speed Sensor "A" Or DTC P0503: Vehicle Speed Sensor "A" Intermittent/Erratic/High
- DTC P0504: Brake Switch "A"/"B" Correlation
- DTC P0505: Idle Air Control System Malfunction
- DTC P0560: System Voltage
- DTC P0571: Brake Switch "A" Circuit
- DTC P0604, DTC P0606, DTC P0607 Or DTC P0657
- P0617: Starter Relay Circuit High
- DTC P0705: Transmission Range Sensor Circuit Malfunction (PRNDL Input)
- DTC P1340: Camshaft Position Sensor "A" (Bank 1 Sensor 2) Or DTC P1341: Camshaft Position Sensor "A" (Bank 1 Sensor 2)
- DTC P1645: Gateway Ecu Malfunction
- DTC P2102: Throttle Actuator Control Motor Circuit Low Or DTC P2103: Throttle Actuator Control Motor Circuit High
- DTC P2111: Throttle Actuator Control System Stuck Open Or DTC P2112: Throttle Actuator Control System Stuck Closed
- DTC P2118: Throttle Actuator Control Motor Current Range/Performance
- DTC P2119: Throttle Actuator Control Throttle Body Range/Performance
- DTC P2120, DTC P2122, DTC P2123, DTC P2125, DTC P2127, DTC P2128 Or DTC P2138
- DTC P2121: Throttle/Pedal Position Sensor/Switch "D" Circuit Range/Performance