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CONTROLLER AREA NETWORK (CAN) OPERATION

BHE014000140T53

• The PCM communicates the following vehicle information with the EPS control module, TCM (AT), keyless unit, instrument cluster, DSC HU/CM, Steering angle sensor and DLC-2 via CAN line.

OUT: Output (sends signal)
IN: Input (receives signal)

Signal | Multiplex module
--- | ---
PCM | EPS control module | Keyless unit | TCM (AT) | DSC HU/CM | Steering angle sensor | Instrument cluster
Immobilizer-related information | OUT | - | IN | - | - | - | -
IN | - | OUT | - | - | - | -
Engine speed | OUT | IN | IN | IN | IN | - | IN
Vehicle speed | OUT | IN | - | - | - | - | IN
IN | - | - | OUT | - | - | -
Throttle valve opening angle | OUT | - | - | IN | IN | - | -
Engine coolant temperature | OUT | - | - | IN | - | - | IN
Engine torque | OUT | - | - | IN | IN | - | IN
Torque reduction disabled | OUT | - | - | IN | IN | - | -
Travelled distance | OUT | - | - | - | - | - | IN
Fuel injection amount | OUT | - | - | - | - | - | IN
Engine oil pressure | OUT | - | - | - | - | - | IN
Engine oil level | OUT | - | - | - | - | - | IN
Engine coolant level | OUT | - | - | - | - | - | IN
Fuel pump status | OUT | - | - | - | - | - | IN
MIL on request | OUT | - | - | - | - | - | IN
IN | - | - | OUT | - | - | -
Generator warning light on request | OUT | - | - | - | - | - | IN
Transmission/axle specifications | OUT | - | - | - | IN | - | -
Tire size | OUT | - | - | - | IN | - | -
Cruise control main indicator light on request | OUT | - | - | IN | - | - | IN
Cruise control indicator light on request | OUT | - | - | IN | - | - | IN
Downshift request | OUT | - | - | IN | - | - | -
Idle speed increase request | IN | OUT | - | OUT | - | - | -
Ignition switch off time | IN | - | OUT | - | - | - | -
Target torque | IN | - | - | OUT | - | - | -
Torque upper limit | IN | - | - | OUT | - | - | -
Turbine shaft speed | IN | - | - | OUT | - | - | -
Target gear position/selector lever position | IN | - | - | OUT | IN | - | IN
Gear ratio | IN | - | - | OUT | - | - | -
Brake system status (EBD/ABS/DSC) | IN | IN | - | IN | OUT | - | IN
Torque reduction request | IN | - | - | OUT | OUT | - | -
Wheel speed (LF, RF, LR, RR) | IN | - | - | - | OUT | - | -
Wheel speed status (LF, RF, LR, RR) | IN | - | - | - | OUT | - | -
Fuel tank level | IN | - | - | - | - | - | OUT