POWER STEERING PRESSURE (PSP) SWITCH INSPECTION [ZY, Z6]
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Note
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• Before performing the following inspection, make sure to follow the procedure as indicated in the troubleshooting flowchart. (See
HOW TO USE THIS MANUAL.)
Continuity Inspection
1. Inspect the following items:
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2. Disconnect the PSP switch connector.
3. Start the engine.
4. Verify that the continuity between PSP switch terminal A and body GND is as indicated in the table.
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• If not as indicated in the table, replace the CPP switch.
• If the monitor item condition/specification (reference) is not within the specification, even though there is no malfunction, perform the “Circuit Open/Short Inspection”.
Circuit Open/Short Inspection
1. Remove the PCM connector cover.
2. Disconnect the PCM connector. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [ZY, Z6].)
3. Inspect the following wiring harness for 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.
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― PSP switch terminal A and PCM terminal 2AC
Short circuit
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• If there is continuity, there is a short circuit. Repair or replace the wiring harness.
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― PSP switch terminal A and body GND