Poor Fuel Economy

Definition: Fuel economy, as measured by an actual road test, is noticeably lower than expected. Also, economy is noticeably lower than it was on this car at one time, as previously shown by an actual road test.
^ Perform careful visual check as described at start of Section B.
^ CHECK:

- Coolant level.
- Engine thermostat for faulty part (always open) or for wrong heat range. See Section 6B.
- Ignition timing. See Emission Control Information label.
- TCC for proper operation. See CHART C-8.
- Induction system and crankcase for air leaks.