Re:Lexus LS 400 - Niềm đam mê bất tận!!!
Các code lỗi của LS400 (nguồn lexusls.com) cho các bác tham khảo. Các bác cứ cắm máy đọc lỗi vô, xong nó báo lỗi gì thì các bác cứ tra mã lỗi dưới đây rồi xử từng đứa một
Engine Diagnostic Codes:
12 - RPM signal no. 1
13 - RPM signal no. 2
14 - Ignition no. 1 signal
15 - Ignition no. 2 signal
16 - ECT control signal
17 - No. 1 cam position sensor signal
18 - No. 2 cam position sensor signal
21 - Main oxygen sensor signal (on left bank)
22 - Water temp sensor signal
24 - Intake air temp. sensor signal
25 - Air-fuel ratio lean malfunction
26 - Air-fuel ratio rich malfunction
27 - Sub-oxygen sensor signal (on left bank)
28 - Main oxygen sensor signal (on right bank)
29 - Sub-oxygen sensor signal (on right bank)
31 - Air flow meter signal
35 - HAC sensor signal
41 - Throttle position sensor signal
43 - Starter signal
47 - Sub-throttle position sensor signal
51 - Switch condition signal
52 - No. 1 knock sensor signal
53 - Knock control signal
55 - No. 2 knock sensor signal
71 - EGR system malfunction
Transmission Diagnostic Codes:
42 - No. 1 speed sensor signal malfunction
46 - Open or short circuit in no. 4 solenoid valve
61 - No. 2 speed sensor signal malfunction
62 - Open or short circuit in no. 1 solenoid valve
63 - Open or short circuit in no. 2 solenoid valve
64 - Open or short circuit in no. 3 solenoid valve
67 - OD direct clutch speed sensor signal malfunction
68 - Short circuit in kick-down switch
Air Bag Diagnostic Codes:
11 - Short in squib circuit or front airbag sensor circuit (to ground)
12 - Short in squib circuit or front airbag sensor circuit (to +B)
13 - Short in squib circuit (between D+ wire harness and D- wire harness)
14 - Open in squib circuit
15 - Open in front airbag sensor sensor circuit
22 - Airbag warning light system
31 - Center airbag sensor assembly malfunction
41 - Malfunction stored in memory
ABS Diagnostic Codes:
11 - Open circuit in ABS solenoid relay circuit
12 - Short circuit in ABS solenoid relay circuit
13 - Open circuit in pump motor relay circuit
14 - Short circuit in pump motor relay circuit
21 - Open or short circuit in 3-position solenoid circuit for front right wheel
22 - Open or short circuit in 3-position solenoid circuit for front left wheel
23 - Open or short circuit in 3-position solenoid circuit for rear right wheel
24 - Open or short circuit in 3-position solenoid circuit for rear left wheel
31 - Front right wheel speed sensor signal malfunction
32 - Front left wheel speed sensor signal malfunction
33 - Rear right wheel speed sensor signal malfunction
34 - Rear left wheel speed sensor signal malfunction
35 - Open circuit in front left or rear right speed sensor circuit
36 - Open circuit in front right or rear left speed sensor circuit
37 - Faulty front speed sensor rotor
41 - Low battery voltage or abnormally high battery voltage
43 - Malfunction in TRAC control system
51 - Pump motor is locked, Open in pump motor ground
Always ON - Malfunction in ECU
TRAC Diagnostic Codes:
11 - Open in TRAC brake main relay circuit
12 - Short in TRAC brake main relay circuit
13 - Open in TRAC throttle relay circuit
14 - Short in TRAC throttle relay circuit
15 - Electric supply to TRAC motor for a long time (fluid leakage)
16 - Open circuit in pressure switch circuit
17 - Pressure switch remains OFF
19 - TRAC motor ON and OFF operation is higher than a predetermined number of times (accumulator pressure leakage)
21 - Open or short in master cylinder cut solenoid valve circuit
22 - Open or short in accumulator cut solenoid valve circuit
23 - Open or short in reservoir cut solenoid valve circuit
24 - Open or short in sub-throttle actuator circuit
25 - Step motor does not move to a position decided by ECU
26 - Sub-throttle valve does not move even when the sub-throttle valve is controlled to fully open position by ECU
27 - When power supply to step motor is stopped, sub-throttle valve does not reach its fully-open position
44 - During TRAC control, NE signals are not input to the ECU
45 - When idle switch is ON, main throttle position sensor signal is 1.5V or higher
46 - Main throttle position sensor signal is 4.3V or higher, or main throttle position sensor signal is 0.2V or lower when idle switch is OFF
47 - When idle switch is ON, sub-throttle position sensor signal is 1.45V or higher
48 - Sub-throttle position sensor signal is 4.3V or higher, or sub-throttle position sensor signal is 0.2V or lower when idle switch is OFF
49 - Open or short in engine communication circuit
51 - Problem in engine control system
52 - Brake fluid level warning switch ON
54 - Open in TRAC motor relay circuit
55 - Short in TRAC motor relay circuit
56 - TRAC pump motor locked
Always ON - Malfunction in ECU