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Using Cruise Control Switch

  1. Drive vehicle at less than 10 MPH. On ES300, connect Jumper Wire (09843-18020) between terminals Tc and E1 of Data Link Connector 1 (DLC1) located in engine compartment, on rear of intake manifold. On RX300, connect Jumper Wire (09843-18020) between terminals Tc and E1 of Data Link Connector 1 (DLC1) located in engine compartment, in left rear corner, behind fuse/relay block. See Fig 1.
  2. On all models, pull cruise control lever toward CANCEL. With cruise control lever in CANCEL position, turn on cruise control main switch 5 times within 3 seconds. To ensure DTCs have cleared, attempt to retrieve DTCs. If normal DTC is displayed, DTCs have cleared.
Fig 1: Identifying Data Link Connector 1 (DLC1) Terminals
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