Operation CHARM: Car repair manuals for everyone.
Home >> Lexus >> 2004 >> LS 430 V8-4.3L (3UZ-FE) >> Repair and Diagnosis >> Wiper and Washer Systems >> Wiper Motor >> Testing and Inspection
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Wiper Motor: Testing and Inspection




WINDSHIELD WIPER MOTOR ASSY
a. LO Operation Check
1. Connect the positive battery (+) lead to terminal 3 (+1) of the connector, and the negative battery (-) lead to terminal 1 (E), and check that the motor operates at low speed (LO).
b. HI Operation Check
1. Connect the positive battery (+) lead to terminal 2 (+2) of the connector, and the negative battery (-) lead to terminal 1 (E), and check that the motor operates at high speed (HI).




c. Automatic Stop Operation Check
1. Put matchmarks on the windshield wiper motor assy.
2. Connect the positive battery (+) lead to terminal 3 (+1) of the connector, and the negative battery (-) lead to terminal 1 (E). With the motor operating at low speed (LO), disconnect terminal 3 (+1) to stop wiper motor operation at any position other than the matchmarks.
3. Using SST, connect terminals 3 (+1) and 5 (S), and the positive battery (+) lead to terminal 6 (B) to restart motor operation at low speed.
SST 09843-18040

4. Align the matchmarks with the windshield wiper motor assy.
pro multis · About Operation CHARM