1992 Lexus Ls 400 "fuel relay gets hot 5" Questions

Ad

the same issue and have not been able to trace it down.I have checked the ecu,airflow meter,egr,fuel pump it may be in the wiring or a relay although I tried a fuel pump relay.Have you fixed yours yet

Ad

Question about Lexus LS 400

4 Answers

...relay is the most likely problem. 3. If fan operates but a high current draw is suspected continue with the following ammeter TESTING. 4. Disconnect the electrical connector from the cooling fan. 5. ...

Ad

relay is good. on my 1994 plymouth voyager the 3 wire harness to fuel pump (blue wire) doesn't have 12 volts; should it? fuel pump quit then worked once when hot-wired with 12 volts. fuse and relay is

Question about Lexus LS 400

1 Answer

fuel pump new pump, switched the relay, it will rum with a hot wire from the pos of the batt to the pump any ideas? Sounds like you either have a bad relay or wiring issue here. First I would check to

...fuel pump relay might be heating up & shutting down not alowing the fuel pump to run for a long period of time try that hope it helps This sounds as if could be heat related. Is your car ...

...relay, fuse or regulator for the fuel filter on a 2000 i have replaced the fuel filter pump and my engine is still cutting out. the pump is getting to hot loosing pressure then drops to 5 psi then ...

...fuel pump relay behind the glove box, hoping to feel it pop if it was the problem but nothing, I just keep losing fire to the fuel pump and cannot figure this out, also swapped the EFI relay with ...

Question about Lexus LS 400

1 Answer

...fuel pump relay, fuel pump, and a relay that is underneath the MAF sensor (not sure what it is for) then when you try to start it it cranks but no start, i have fuel and spark, but still no start. ...

fuel relay switch continues to burn out. Replaced fuel pump twice and also took it the dealer but no solutions. Truck runs fine for sometimes weeks but the problem continues. I would have to check the

Question about Lexus LS 400

1 Answer

...fuel pump relay one is the horn relay and one is the starter relay. Before you buy another to replace the fuel pump relay at a cost of about $16.00 take the horn relay and put it in place of the fuel ...

Not finding what you are looking for?
Cars & Trucks Logo

458 questions posted

Ask a Question

Usually answered in minutes!

Popular Products

1991 Lexus LS 400
1991 Lexus LS 400

531 Questions

1990 Lexus LS 400
1990 Lexus LS 400

276 Questions

1994 Lexus LS 400
1994 Lexus LS 400

242 Questions

1996 Lexus LS 400
1996 Lexus LS 400

176 Questions

1995 Lexus LS 400
1995 Lexus LS 400

155 Questions

Top Lexus Experts

ROBERT GARCIA
ROBERT GARCIA

Level 3 Expert

926 Answers

ZJ Limited
ZJ Limited

Level 3 Expert

17989 Answers

Brad Brown

Level 3 Expert

19187 Answers

Are you a Lexus Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...