FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

01 - Throttle Valve Will Not Fully Open or Close

Throttle Valve Will Not Fully Open or Close

DIAGNOSIS

STEP 1. Check the accelerator cable adjustment.

Q: Is the accelerator cable properly adjusted?

YES: Go to Step 2.

NO: Adjust the accelerator cable and then go to Step 4.

STEP 2. Check the return spring.

Q: Is the return spring damaged or deformed?

YES: Go to Step 3.

NO: Replace, then go to Step 4.

STEP 3. Check the throttle lever.

Q: Is the throttle lever damaged or deformed?

YES: Replace, then go to Step 4.

NO: There is no action to be taken.

STEP 4. Check symptom.

Q: Does the throttle valve fully open and close?

YES: This diagnosis is complete.

NO: Return to Step 1.