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Home >> Lexus >> 2000 >> LX 470 >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Active Height Control & Adaptive Variable Suspension >> System Tests >> Test E: Input Signal Check (Test Mode Check) >> Without Scan Tool
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Without Scan Tool

NOTE: When operating each test item, height control OFF indicator light will come on for one second.
  1. Turn ignition switch off. Using special tool (09843-18020), jumper between terminals Ts and E1 of (DLC1). See Figure.
  2. Set each test item to condition 1. See Figure.
  3. Turn ignition switch on. Height control OFF indicator light comes on for 2 seconds. Then it flashes at .25 second intervals. If height control OFF indicator does not flash, check Ts terminal circuit. See TEST H: Ts TERMINAL CIRCUIT .
  4. Change each test item to condition 2. See Figure.
  5. Using special tool (09843-18020), jumper between terminals Tc and E1 of (DLC1). See Figure. Keep connection between Ts and E1 .
  6. Read DTC output by flashing pattern on height control OFF indicator light. See SELF-DIAGNOSTIC SYSTEM . If any DTCs are retrieved, perform appropriate test. See DIAGNOSTIC TROUBLE CODE DEFINITIONS . If DTC is not signaled, check Tc terminal circuit. See TEST G: Tc TERMINAL CIRCUIT .
  7. Turn ignition switch off and disconnect special tools.
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