For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
Schematic Reference: Steering Assist Schematics Connector End View Reference: Steering Assist Connector End Views
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle
2 | Disconnect the power steering fluid flow control valve actuator at the power steering pump. Is the symptom still present? | Go to Step 3 | Go to Step 4
3 |

1. Turn OFF the ignition.
2. Remove the power steering fluid flow control valve actuator from the power steering pump.
3. Turn the actuator upside down to position the pintle.
4. Install a 3-amp fused jumper between terminal 1 of the actuator and battery voltage.
5. Install a jumper between terminal 2 of the actuator and ground.

Does the actuator click?

Go to Symptoms - Power Steering System

Go to Step 5

4 | Replace the speed sensitive power steering (SSPS) control module. Refer to Power Steering Control Module Replacement . Did you complete the replacement? | Go to Step 6 | --
5 | Replace the power steering fluid flow control valve actuator. Is the repair complete? | Go to Step 6 | --
6 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2