Electrical Specification
- Combination meter
Courtesy of SUBARU OF AMERICA, INC.
Terminal No. Description 1 Immobilizer/security indicator 2 Charge warning light 3 Oil pressure warning light 4 RH turn signal indicator 6 LH turn signal indicator 8 Auto headlight beam leveler warning light 15 Driver's seat belt switch 16 Passenger's seat belt switch 20 Ignition power supply 21 Washer fluid level sensor 23 Brake fluid level switch 25 Fuel level sensor 27 Ambient sensor 28 UART (MFD) 30 Pedestrian alert system 32 CAN communication line (-) 33 CAN communication line (+) 36 Ambient sensor GND 37 Fuel level sensor GND 38 GND 39 Back-up ignition power supply 40 Battery power supply Terminal No. Item Measuring condition Standard 1 ←→ Chassis ground Voltage Security/immobilizer indicator light off → on 0 V → 10 - 14 V 2 ←→ Chassis ground Voltage Charge warning light off → on 0 V → 10 - 14 V 3 ←→ Chassis ground Voltage Oil pressure warning light off → on 0 V → 10 - 14 V 4 ←→ Chassis ground Voltage RH turn indicator off → on 0 V → 10 - 14 V 6 ←→ Chassis ground Voltage LH turn indicator off → on 0 V → 10 - 14 V 8 ←→ Chassis ground Voltage Auto headlight beam leveler warning light off → on 0 V → 10 - 14 V 15 ←→ Chassis ground Resistance Driver's seat belt switch ON Less than 1 Ω 16 ←→ Chassis ground Resistance Passenger's seat belt switch ON Less than 1 Ω 20 ←→ Chassis ground Voltage IG OFF → ON 0 V → 10 - 14 V 21 ←→ Chassis ground - Washer fluid level sensor - 23 ←→ Chassis ground - Brake fluid level switch - 25 ←→ 37 Resistance Fuel level sensor 10 - 600 Ω 27 ←→ 36 Resistance Ambient sensor 1 - 35 kΩ 28 (UART) ←→ Chassis ground - Cannot be measured - 32 (CAN-) ←→ Chassis ground - Cannot be measured - 33 (CAN+) ←→ Chassis ground - Cannot be measured - 34 ←→ Chassis ground Resistance Always Less than 1 Ω 35 ←→ Chassis ground Resistance Always Less than 1 Ω 36 ←→ Chassis ground Resistance Always Less than 1 Ω 37 ←→ Chassis ground Resistance Always Less than 1 Ω 38 ←→ Chassis ground Resistance Always Less than 1 Ω 39 ←→ Chassis ground Resistance Always Less than 1 Ω 40 ←→ Chassis ground Voltage Always 10 - 14 V - MFD
Terminal No. Description 1 Battery power supply 2 GND 3 Ignition power supply 4 Steering switch communication line (-) 5 CAN communication line (-) 6 CAN communication line (+) 7 - 8 - 9 UART (Meter) 10 Passenger's airbag ON 11 Passenger's airbag OFF 12 Steering switch communication line (+) Terminal No. Item Measuring condition Standard 1(+B) ←→ Chassis ground Voltage Always 10 - 14 V 2 (GND) ←→ Chassis ground Resistance Always Less than 1 Ω 3 (IGN) ←→ Chassis ground Voltage IG OFF → ON 0 V → 10 - 14 V 4 (STR-) ←→ Chassis ground - Cannot be measured (steering switch communication line) - 5 (CAN-) ←→ Chassis ground - Cannot be measured (CAN communication line) - 6 (CAN+) ←→ Chassis ground - Cannot be measured (CAN communication line) - 9 (UART) ←→ Chassis ground - Cannot be measured (meter communication line) - 10 ←→ Chassis ground Voltage Passenger's airbag ON indicator (when illuminating) Less than 1 V 11 ←→ Chassis ground Voltage Passenger's airbag OFF indicator (when illuminating) Less than 1 V 12 (STR+) ←→ Chassis ground - Cannot be measured (steering switch communication line) -