What does a high idle problem look like?
Ooh Shiny carb. Blocked cat is definitely bad. Worn chain guide is audible. I have heard of motors locking up when they get warm, due to bad bearing but you said just the idle is horrible. For 720’s First step is eliminate Vacuum leaks. Check plugs. Then check timing. What does it look like under the valve cover?
What to do about high idle on a Datsun 720?
For 720’s First step is eliminate Vacuum leaks. Check plugs. Then check timing. What does it look like under the valve cover? Car: 2000 Nissan Wingroad, 85 Datsun 720 Pick Up. Re: High idle problem- any solution?
Why is the idle speed of my car so high?
Step 2 – The idle air control motor (valve) is responsible for controlling the engine idle speed, if this part fails or becomes weak the engine idle speed could become erratic, additionally, this condition may or may not trigger the MIL (check engine, service engine soon light.)
How does throttle bore work on car engine?
Step 5 – A throttle bore is used to regulate the volume of air flow the engine consumes. Controlled either by computer or by manual foot pedal this device must be clean and free from coking build up (light tar substance.)
What should idle speed be on Weber carburetor?
CARBURETOR SET UP AND LEAN BEST IDLE ADJUSTMENT Proper idle jets are very important to a Weber’s performance ( this assumes there is no vacuum leaks or other carb problems check here) Idle Speed Screwshould be no more than 1 1/2 turns in (Fig 1) Poor Idle Good Idle Mixture Screw Less than 1 turns out
Ooh Shiny carb. Blocked cat is definitely bad. Worn chain guide is audible. I have heard of motors locking up when they get warm, due to bad bearing but you said just the idle is horrible. For 720’s First step is eliminate Vacuum leaks. Check plugs. Then check timing. What does it look like under the valve cover?
Step 2 – The idle air control motor (valve) is responsible for controlling the engine idle speed, if this part fails or becomes weak the engine idle speed could become erratic, additionally, this condition may or may not trigger the MIL (check engine, service engine soon light.)
For 720’s First step is eliminate Vacuum leaks. Check plugs. Then check timing. What does it look like under the valve cover? Car: 2000 Nissan Wingroad, 85 Datsun 720 Pick Up. Re: High idle problem- any solution?