Fault Code 2193
Fault code 2193Power supply, front blower regulator
Diagnostic conditions
- Ignition on
- Battery voltage OK (11.4 to 14.5 V)
- Internal function test completed on air-conditioning system regulator control module
Possible causes of fault
- Short circuit to ground
- Open circuit/short circuit to B+
- Blower regulator faulty
- Blower motor faulty
- Front air-conditioning system regulator faulty
Affected pins
- 2-zone and 4-zone air conditioning systems
Air-conditioning system regulator control module, front: Plug C
- Pin 8 'Supply voltage (power supply to front blower regulator)'
- Manual air conditioning
Air-conditioning system regulator control module, front: Plug A
- Pin 'Supply voltage (power supply to front blower regulator)'
Diagnosis/troubleshooting
- 2-zone and 4-zone air conditioning systems
- Manual air conditioning
