16 air conditioning – Haltech E6K User Manual

Page 108

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Figure 16.15. Example circuit for an Anti-Lag switch.

WARNING:

DO NOT OPERATE ANTI-LAG FOR PROLONGED PERIODS.

EXHAUST AND TURBO TEMPERTAURES RISE, WHICH MAY

CAUSE ENGINE DAMAGE.


16.16 Air Conditioning


The Air conditioning function allows the ECU to intercept the vehicles Air Conditioning
request and grant or refuse the request based on the current operating conditions.

Throttle Pos. %

This field defines the throttle position above which the Air conditioning request is
disabled. This condition is independent of any other fields.


Engine Speed RPM

This field defines the engine speed above which the Air conditioning request is
disabled. This condition is independent of any other fields.


Off Time (s)

This field defines a delay after which an Air conditioning request will be allowed once
the above conditions fall below the set values.


Active AUX In.

This field defines the active state of the Air conditioning request line installed in your
vehicle. If the line is active high this means that the signal on the line when an Air
conditioning request is made is ~5 volts and when the line is idle the voltage is ~0
volts. If the line is active low this means the Air conditioning request is ~0 volts and
the idle line is ~5 volts. (see 13.1 The Input/Output Page)


Anti-lag Enable

Switch

To ECU : Aux Out

To Anti-lag valve

Switch Position Anti-lag

Closed

Open

enabled

disabled

To ECU : Aux In

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