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Home >> Lexus >> 2009 >> RX 350 FWD >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Air Suspension System (Diagnostic Codes & Circuit Tests) >> Air Suspension System >> DTC C1782/82: Stop Light Switch Circuit >> Description

DTC C1782/82: Stop Light Switch Circuit: Description

When the brake pedal is depressed, the stop lights come on and the signal is sent to the STP terminal of suspension control ECU.

When inspecting by test mode, the suspension control ECU scans changes to the signals. If there is no change, it outputs the test DTC (C1782/82).

DTC No. DTC Detecting Condition Trouble Area
C1782/82 The signal from the stop light switch assembly does not change.
  • Stop light switch assembly
  • Stop light switch circuit
  • Suspension control ECU