DTC Description

The Air conditioner Control Module sets DTC B1250 when feedback signal of mode actuator has been detected over 4.9V for 0.3 seconds.

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

Monitoring the Voltage

1.

Short to battery in signal(Feedback) circuit

2.

Open in ground circuit

3.

Faulty mode actuator

4.

Faulty A/C control Module

Enable Conditions

IG KEY ON

Threshold value

Feedback signal of mode actuator has been detected over 4.9V for 0.3 seconds

Failsafe

If the Mode actuator is placed at Vent mode right before fail detection, Actuator is operated and fixed to Vent Mode Postion

In case of the others, Actuator is moved to DEF mode position

Яндекс.Метрика