OBDII Code List

C1756 LEXUS - Suspension Control Relay Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Suspension Control Relay
  • Suspension Control Relay harness is open or shorted
  • Suspension Control Relay circuit poor electrical connection

Possible symptoms

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

C1756 Lexus Description

This relay is to supply the power source to the pump and motor. The relay stays on while the height control is operated. The code is set if with the suspension control relay not activated, an open signal of the suspension control relay is detected for 1 second or more or with the suspension control relay activated, a short signal of the suspension control relay is detected 8 times successively.
OBDII Code C1756 Lexus - Suspension Control Relay Malfunction -

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C1756 LEXUS Comments

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