Idle Speed & Mixture
NOTE:
Idle mixture is not adjustable. If idle mixture is incorrect, see appropriate article in the ENGINE PERFORMANCE section:
- TESTS W/CODES - EEC-IV (4.0L) (for Aerostar & Explorer)
- TESTS W/CODES - EEC-V (4.0L) (for Ranger)
IDLE RPM SPECIFICATION
| Application | RPM | ||
|---|---|---|---|
| 4.0L | (1) | ||
|
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