Can bus – AEM 30-3520 Infinity Plug & Play Harnesses - Nissan/Infiniti 2003-2006 350Z/G35 User Manual

Page 7

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2003–2006 Nissan 350Z/Infiniti G35

7

© 2014 AEM Performance Electronics

Note that there is also a DBW Tuning
section in the Plug-in | Wizards | Setup
Wizard… However, most of the
channels in here will already be set up
properly from the AEM base session
file.

There are a few integrated DBW fail
safes incorporated into the Infinity system. For instance, if the accelerator pedal and throttle position
sensors do not track each other, or if the maximum DBW current is exceeded, there will be a fatal error
which will kill the engine for safety purposes. If the fatal error triggers, the AEM Infinity notifies the driver
by illuminating the Engine Malfunction Lamp (EML). This error will reset when the ignition key is cycled
or if the problem is fixed.

CAN BUS

The AEM Infinity EMS for the 2003-2006 Nissan 350Z and Infiniti G35 supports the majority of the OEM
features including: Tachometer, Coolant Temperature Gauge, MIL light, coolant fans, steering angle,
steering rate, brake pressure, brake switch, wheel speed sensors, vehicle speed, A/C Request Button,
and Fuel Consumption gauge (MPG).

Rather than OBD2 diagnostics, the SES-Service Engine Soon light is now dedicated to the AEM
“MILOutput” feature. The AEM MILOutput activates if any one of the following inputs are in an error state:
air temp, baro pressure, coolant temp, exhaust back pressure, fuel pressure, UEGO #1, UEGO #2, MAF
analog, MAF digital, MAP, oil pressure, or throttle position. If any of these sensors are not used, they
should be turned OFF in the Wizard to avoid any false readings. To activate the MILOutput feature, go to
the Wizard and check “Enable MIL Output” in Diagnostics.

The AEM traction control utilizes the CAN wheel speed sensors: CAN_FLWS [MPH], CAN_FRWS
[MPH], CAN_RLWS [MPH], and CAN_RRWS [MPH]. The following steering channels are only for data
logging: CAN_STEERANGLE [deg], CAN_STEERRATE [deg/s], CAN_Brake_Pressure [bar], and
CAN_BrakeSwitch.

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