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AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System) DIAGNOSTIC TROUBLE CODE CHART

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Tip:

If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

*: The air conditioning amplifier memorizes the DTC of the respective malfunction that has occurred for the period of the time indicated in the brackets.

Table 1. Air Conditioning Amplifier
DTC Code Detection Item Memory* Diagnostic Note See page
B1411/11 Room Temperature Sensor Circuit

Stored

(8.5 min. or more)

If the front side room temperature is approx. -18.6°C (-1.48°F) or less, DTC B1411/11 may be output even though the system is normal.

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B1412/12 Ambient Temperature Sensor Circuit

Stored

(8.5 min. or more)

If ambient temperature is approx. -52.9°C (- 63.22°F) or less, a malfunction code may be output even though the system is normal.

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B1413/13 Evaporator Temperature Sensor Circuit

Stored

(8.5 min. or more)

-

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B1417/17 Rear Evaporator Temperature Sensor Circuit

Stored

(8.5 min. or more)

-

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B1419/19 Rear Room Temperature Sensor Circuit

Stored

(30 sec.)

If the rear driver side room temperature is approx. -18.6°C (-1.48°For less, DTC B1419/19 may be output even though the system is normal.)

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B1422/22 Compressor Lock Sensor Circuit - -

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B1423/23 Pressure Sensor Circuit - -

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B1429/29 Rear Air Foot Duct Sensor Circuit on Front Passenger Side

Stored

(8.5 min. or more)

-

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B1441/41 Air Mix Damper Control Servo Motor Circuit (Passenger Side)

Stored

(30 sec.)

-

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B1442/42 Air Inlet Damper Control Servo Motor Circuit

Stored

(30 sec.)

-

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B1443/43 Air Outlet Damper Control Servo Motor Circuit

Stored

(30 sec.)

-

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B1445/45 Passenger Side Cool Air Bypass Damper Control

Stored

(30 sec.)

-

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B1446/46 Air Mix Damper Control Servo Motor Circuit (Driver Side)

Stored

(30 sec.)

-

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B1447/47 Rear Air Mix Damper Control Servo Motor Circuit on Driver Side

Stored

(30 sec.)

-

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B1448/48 Passenger Side FACE Servo Motor Circuit

Stored

(30 sec.)

-

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B1449/49 Rear Air Outlet Damper Control Servo Motor Circuit

Stored

(30 sec.)

-

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B1455/55 Driver Side Air Outlet Damper FOOT/DEF Control Servo Motor Circuit

Stored

(30 sec.)

-

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B1457/57 Driver Side Air Outlet Damper Control Servo Motor Circuit

Stored

(30 sec.)

-

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B1458/58 Passenger Side Air Outlet Damper Control Servo Motor Circuit

Stored

(30 sec.)

-

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B1467/67 Rear Air Foot Duct Sensor Circuit on Driver Side

Stored

(8.5 min. or more)

-

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B1468/68 Rear Passenger Side Room Temperature Sensor Circuit

Stored

(8.5 min. or more)

If the rear passenger side room temperature is approx. -18.6°C (-1.48°F) or less, DTC B1468/68 may be output even though the system is normal.

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B1486/86 Driver Side Air Outlet Damper Control Servo Motor Circuit

Stored

(30 sec.)

-

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B1488/88 Rear Air Mix Damper Control Servo Motor Circuit on Front Passenger Side

Stored

(30 sec.)

-

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B1497/97 BUS IC Communication Malfunction - -

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B14A2 Driver Side Solar Sensor Short Circuit

Stored

(8.5 min. or more)

If the check is performed in a dark place, DTC B14A3 may be output.

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B14A3 Front Passenger Side Solar Sensor Short Circuit

Stored

(8.5 min. or more)

If the check is performed in a dark place, DTC B14A2 may be output.

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U0100 Lost Communication with ECM / PCM "A" - -

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U0142 Lost Communication with Body Control Module "B" - -

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U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module - -

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