Inspection Procedure
WARNING: This page is about a different car, the 2005 Lexus RX 330. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT HEIGHT CONTROL SENSOR SUB-ASSY REAR RH
- Connect 3 dry cell batteries (1.5 V) in a series.
- Connect the positive (+) lead from the battery to terminal 1 and negative (-) lead from the battery to terminal 3.
- Measure voltage between terminal 2 and terminal 3 when slowly move the link up and down.
Standard:
LINK ANGLE SPECIFICATIONLink Angle Standard voltage +45° (High) 4.5 V 0° (Normal) 2.5 V -45 ° (Low) 0.5 V
- NG: REPLACE HEIGHT CONTROL SENSOR SUB-ASSY REAR RH (See HEIGHT CONTROL SENSOR SUB-ASSY REAR RH )
- OK: Go to next step.
- CHECK HARNESS AND CONNECTOR (HEIGHT CONTROL SENSOR REAR RH-HEADLIGHT BEAM LEVEL CONTROL)
- Disconnect the H26 connector of height control sensor sub-assy and the H17 connector of headlamp leveling ECU assy.
- Measure the resistance according to the value (s) in the table below.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Standard:
TESTER SPECIFIED CONDITION CHARTTester connection Condition Specified condition H17-16 (SGR) - H26-1 (SHG) Always Below 1 Ω H17-18 (SHR) - H26-2 (SHRR) Always Below 1 Ω H17-20 (SBR) - H26-3 (SHB) Always Below 1 Ω H26-1 (SHG) - Body ground Always 10 kΩ or higher H26-2 (SHRR) - Body ground Always 10 kΩ or higher H26-3 (SHB) - Body ground Always 10 kΩ or higher
- NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
- OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE