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.
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HOMESERVICE MANUALSDAIHATSU1991CHARADE L4-1295CC 1.3LREPAIR AND DIAGNOSISCRUISE CONTROLCRUISE CONTROL SERVOTESTING AND INSPECTION
1991 Daihatsu Charade L4-1295cc 1.3L
Cruise Control Servo: Testing and Inspection
1991 Daihatsu Charade L4-1295cc 1.3LSECTION Testing and Inspection
Fig. 19 Actuator Connector:
Fig. 20 Actuator Testing:
1. Disconnect the connector, then using a suitable volt/ohmmeter, measure resistance between terminals 1 and 3 and terminals 2 and 3, Fig. 19. Resistance should read 68 ohms and 38 ohms respectively.
2. Connect Mighty Vac or suitable vacuum device to actuator.
3. Connect positive battery lead from battery to terminal 1 and 2, Fig. 20.
4. Connect negative battery lead to terminal 3.
5. Slowly apply vacuum from 0-11.81 inch Hg and ensure throttle valve can be fully opened.
6. Disconnect terminal 1 or 2, and ensure throttle valve returns to idle position and vacuum returns to 0mm Hg smoothly.
7. Inspect vacuum hose for cracks and damage and replace if needed.
RENDER: 1.0x
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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.