How do you clear an ABS code on a Lexus LS400?
If the codes reappear it means you haven’t fixed the problem. Note: airbag code 41 cannot be cleared using this method, here’s how to clear it. ABS & TRAC codes are cleared by keeping the jumper wire in Tc and E1 and then pressing the brake pedal 8 or more times within 3 seconds.
Where do you find the engine code on a Lexus LS400?
For engine codes, you count the blinks on the check engine light. For transmission codes, you count the blinks on the “O/D OFF” light. For airbag codes, you count the blinks on the “airbag” light.
Where do you put the jumper wire on a Lexus LS400?
For engine and transmission codes you place the jumper wire in Te1 and E1. For air bag codes, ABS and TRAC codes, you place the jumper wire in Tc and E1.
Where are the diagnostic terminals on a Lexus LS400?
Connect terminals Te1 and E1 by placing a short piece of wire in the TDCL diagnostic port under the steering wheel. You can also connect these terminals using the check connector located in the engine bay. For engine and transmission codes you place the jumper wire in Te1 and E1.
For engine codes, you count the blinks on the check engine light. For transmission codes, you count the blinks on the “O/D OFF” light. For airbag codes, you count the blinks on the “airbag” light.
Connect terminals Te1 and E1 by placing a short piece of wire in the TDCL diagnostic port under the steering wheel. You can also connect these terminals using the check connector located in the engine bay. For engine and transmission codes you place the jumper wire in Te1 and E1.
For engine and transmission codes you place the jumper wire in Te1 and E1. For air bag codes, ABS and TRAC codes, you place the jumper wire in Tc and E1.
If the codes reappear it means you haven’t fixed the problem. Note: airbag code 41 cannot be cleared using this method, here’s how to clear it. ABS & TRAC codes are cleared by keeping the jumper wire in Tc and E1 and then pressing the brake pedal 8 or more times within 3 seconds.
What causes a warning light on a Lexus LS400?
The traction control can throw up a warning light, I have never had this but it is reported as a common fault on the Lexus owners club site. Apparently the most likely culprit is the speed sensor and that costs £300+
Do you need an OBDII reader for Lexus LS400?
If you have a 1990-1994 LS then you have an OBDI system (On-board diagnostics I). This system is what I will cover here. If you have a 1995 LS on up then you have an OBDII system. Reading codes from these systems requires you to use an OBDII code reader.
When is the idle switch off on a Lexus LS400?
27 – When power supply to step motor is stopped, sub-throttle valve does not reach its fully-open position 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