#
POWER STEERING PRESSURE (PSP) SWITCH INSPECTION [MZR-CD (RF Turbo)]

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  Note

  • Perform the following inspection only when directed.

## Continuity Inspection

1. Inspect the following if the power steering is inoperative:

  • Power steering fluid level
  • Power steering fluid leakage
  • Power steering fluid pressure

2. Disconnect the PSP switch connector.

3. Start the engine.

4. Inspect for continuity between PSP switch terminal A and body GND using an ohmmeter.

  • If the PSP switch is okay, perform the "Circuit Open/Short Inspection".
  • If not as specified, replace the PSP switch. (See POWER STEERING OIL PUMP DISASSEMBLY/ASSEMBLY [MZR-CD (RF Turbo)].)

Specification

## Circuit Open/Short Inspection

1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION [MZR-CD (RF Turbo)].)

2. Inspect the following harnesses for open or short circuit. (Continuity check)

### Open circuit

  • PSP switch terminal A and PCM terminal 111

### Short circuit

  • PSP switch terminal A and power supply
  • PSP switch terminal A and body ground