Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1966 Mercury Comet 2D Convertible, 4.7L Eng VIN A, Standard Trans, Trans Mfr CD 170FFACTORY OEM SERVICE PROCEDURE
Power Steering Fluid
| Condition | Code | Procedure |
|---|---|---|
| 50,000 miles or greater on OE fluid (in absence of published manufacturer interval) | 5 | Suggest Replacement |
|
NOTE:
One time only fluid exchange
|
||
| Additive Depletion | A | Require replacement of fluid |
| Fluid at or beyond service interval | 3 | Suggest fluid replacement |
| Fluid contaminated (i.e. fluid other than power steering fluid present) | B | Require flushing and refilling of the system |
|
NOTE:
Determine and correct source of contamination. OEM specifications must be followed for fluid type.
|
||
| Fluid discolored | No Service Suggested or Required | |
|
NOTE:
Further testing necessary to determine condition of fluid.
|
||
| Fluid level incorrect | B | Require adjustment of fluid level |
| Fluid type incorrect | B | Require flushing and refilling with correct fluid |
| Oxidized | A | Require replacement of fluid |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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