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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 47 (Automatic Air Conditioning Control System) >> System Description >> System >> Fail-Safe >> Fail-Safe Function

Fail-Safe Function

WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

If a communication error exists between the A/C auto amp., and the A/C switch assembly for 30 seconds or longer, air conditioning is controlled under the following conditions:

When Ambient Temperature Is Less Than 3°C (37°F) And Engine Coolant Temperature Is Less Than 56°C (133°F)

Compressor

: ON

Air outlet

: DEF

Air inlet

: FRE (Fresh air intake)

Blower fan speed

: AUTO

Set temperature

: Setting before communication error occurs

When ambient temperature is 3°C (37°F) or more, or engine coolant temperature is 56°C (133°F) or more

Compressor

: ON

Air outlet

: AUTO

Air inlet

: 20% FRE (20% fresh air intake)

Blower fan speed

: AUTO

Set temperature

: Setting before communication error occurs