LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2019 >> LS 500 Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System - Diagnostic Codes (2 Of 2), Circuit & Symptom Tests >> Meter / Gauge System >> Engine Oil Pressure Switch Circuit [10/2023 - ] >> Procedure

Engine Oil Pressure Switch Circuit [10/2023 - ]: Procedure

  1. INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY 
    1. Remove the engine oil pressure switch assembly.

      Refer to REMOVAL [12/2017 - ]

    2. Inspect the engine oil pressure switch assembly.

      Refer to INSPECTION [12/2017 - ]

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE ENGINE OIL PRESSURE SWITCH ASSEMBLY. Refer to  REMOVAL [12/2017 - ] 

    Result: 

    OK 

    See step  2

  2. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - ENGINE OIL PRESSURE SWITCH ASSEMBLY) 
    1. *1: for 2WD
    2. *2: for AWD
    1. Disconnect the G209 combination meter assembly connector.
    2. Disconnect the D14*1 or D15*2 engine oil pressure switch assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      FOR 2WD:

      Tester Connection Condition Specified Condition
      G209-9 (S) - D14-1 Always Below 1 Ω
      G209-9 (S) - Other terminals and body ground Always 10 kΩ or higher
      FOR AWD:

      Tester Connection Condition Specified Condition
      G209-9 (S) - D15-1 Always Below 1 Ω
      G209-9 (S) - Other terminals and body ground Always 10 kΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [10/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR