Mini Ram Van L4-134 2.2L SOHC VIN C 2-BBL (1987)
NOTES: Always check specifications and procedures shown on underhood emissions label. Before checking or adjusting any idle speed, check ignition
timing and adjust if necessary.
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Set parking brake and place transaxle in neutral. Turn off all lights and accessories.
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Disconnect and plug vacuum connector at the Coolant Vacuum Switch Cold Closed (CVSCC) valve.
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Unplug connector at radiator fan and install jumper wire so fan will run continuously.
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Remove PCV valve and allow valve to draw underhood air.
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Connect tachometer to engine.
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Ground carburetor switch with jumper wire.
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Disconnect oxygen sensor system test connector located on left fender shield.
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Start and run engine until normal operating temperature is reached.
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If tachometer indicates RPM is not to specifications, turn idle speed screw until correct idle speed is obtained.
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Reconnect PCV valve, oxygen sensor test connector , and vacuum connector.
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Remove jumper wire and reconnect radiator fan.
NOTE: After final steps are completed, the idle speed may change slightly. This is normal and engine speed should not be readjusted.