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INSTRUMENTS DESCRIPTION AND OPERATION 88-37 Active Cornering Enhancement (ACE) warning lamp On vehicles fitted with ACE an LED within the instrument pack is used to alert the driver that the ACE ECU has When the ignition is switched on the ACE ECU illuminates the LED to provide a self-check, providing there is no fault The power input for the LED is supplied by the instrument pack via fuse 13. The ACE ECU provides the earth path to The voltage on the earth path from the ACE ECU to the instrument pack has the following functions: l < 1.8 volts = warning lamp on. l > 7.7 volts = warning lamp off. |