CX-7 FWD L4-2.3L Turbo (2010)
Power Steering Pressure Switch: Testing and Inspection
POWER STEERING PRESSURE (PSP) SWITCH INSPECTION [L3 WITH TC]
NOTE:
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Before performing the following inspection, make sure to follow the procedure as indicated in the troubleshooting flowchart. See: Description and
Operation
Continuity Inspection
1. Inspect the following if the power steering is inoperative (See See: Steering and Suspension/Steering/Testing and Inspection/Initial Inspection and
Diagnostic Overview.):
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Power steering fluid level
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Power steering fluid leakage
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Power steering fluid pressure
2. Disconnect the PSP switch connector.
3. Start the engine.
4. Inspect for continuity between the PSP switch terminal and ground using a tester.
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If not as specified, replace the PSP switch. (See See: Steering and Suspension/Steering/Power Steering/Power Steering Pump/Service and
Repair/Removal and Replacement.)
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If the PSP switch is normal, but PID value is out of specification, perform the "Circuit Open/Short Inspection".
Specification
Circuit Open/Short Inspection
1. Disconnect the PCM connector. (See See: Powertrain Management/Computers and Control Systems/Engine Control Module/Service and
Repair/Removal and Replacement.)
2. Inspect the following harnesses for an open or short circuit. (Continuity check)
Open circuit
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If there is no continuity, there is an open circuit. Repair or replace the wiring harness.