Technical Definition:
Transmission Clutch Interlock Safety Switch Circuit Failure
Trouble Code: P1800
Address: 0x1800
System: Powertrain
Subsystem:
Address: 0x1800
System: Powertrain
Subsystem:
Technical Description:
Possible Causes:
Possible Symptoms:
Variable Intake Air System Control Solenoid Valve Circuit
Possible Solutions:
Variable Intake Air System Control Solenoid Valve Circuit
OBD-II Trouble Code Type:
Diagnostic Step:
Tech Notes:
– Faulty VIAS control solenoid valve
– VIAS control solenoid valve circuit harness is open or shorted
– VIAS control solenoid valve circuit poor electrical connection