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Home >> Lexus >> 2012 >> LS 600hL >> Repair and Diagnosis >> Suspension >> Electronic Suspension >> Active Stabilizer Suspension System (Diagnostic Codes (C1901 - U01108)) >> Active Stabilizer Suspension System >> DTC C1934: Front Metal Board Overheat; DTC C1935: Front Control Board Overheat >> Description

DTC C1934: Front Metal Board Overheat; DTC C1935: Front Control Board Overheat: Description

If overheating of the front active stabilizer control ECU's metal board or control board is detected, control is stopped to prevent abnormal overheating, and DTC C1934 and/or C1935 are output. The metal board and control board have temperature sensors for detecting overheating. If the temperature returns to normal, the system returns to normal operation.

DTC Code Detection Condition Trouble Area
C1934 Temperature of front active stabilizer control ECU metal board is more than 135°C (275°F)
  • Overheating in area around front active stabilizer control ECU
  • Front active stabilizer control ECU
C1935 Temperature of front active stabilizer control ECU control board is more than 135°C (275°F)
  • Overheating in area around front active stabilizer control ECU
  • Front active stabilizer control ECU