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Using CRUISE Indicator Light

WARNING: This page is about a different car, the 2002 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition on. Locate Gray round 17-pin Data Link Connector No. 2 (DLC2) located under left side of instrument panel, to right of driver side junction block. Connect jumper wire between terminals E1 and Tc of DLC2. See Fig 1.
  2. Retrieve and record DTCs. DTCs are displayed as flashes of CRUISE indicator light located on instrument cluster. All DTCs are 2-digit numbers. Pay careful attention to length of pauses in order to read codes correctly. See Fig 2.
  3. If no codes are present and CRUISE indicator light begins flashing on and off every .25 second, system is operating normally at this time. If no codes are present and cruise control system fault still exists, perform CRUISE CONTROL INPUT SIGNAL CHECK . Cruise control input signal trouble codes are displayed as flashes of CRUISE indicator light.
    Fig 1: Identifying Data Link Connector No. 2 Terminals
    G96D06174Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 2: Reading DTCs Output By Flashes Of CRUISE Indicator Light
    G93C02769Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DIAGNOSTIC TROUBLE CODE INDEX

DTC Description
11  Short In Cruise Control Actuator Circuit
12  Cruise Control Actuator Magnetic Clutch Circuit
14  Cruise Control Actuator Mechanical Fault
15  Open In Cruise Control Actuator Circuit
21  Vehicle Speed Sensor Circuit
23  Vehicle Speed Sensor Signal Abnormal
32  Cruise Control Switch Circuit
41  Cruise Control ECU
42  Power Source Voltage Drop
51  Idle Signal Circuit