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SEC-102 < ECU DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM] IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) Terminal Wire color Signal name Signal input/ output Measuring condition Reference value (Approx.) Igni- tion switch Operation or condition 1 W Battery power supply Input OFF — Battery voltage 2 R Battery power supply Input OFF — Battery voltage 3 G ECM relay Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 4 P ECM relay Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 6 V Throttle control motor Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 7 BR ECM relay control Input — Ignition switch ON or START 0V Ignition switch OFF or ACC Battery voltage 8 W/R Fuse 54 Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 10 R/B Fuse 45 Output ON Daytime light system active 0V Daytime light system inactive Battery voltage 11 Y A/C compressor Output ON or START A/C switch ON or defrost A/C Battery voltage A/C switch OFF or defrost A/C 0V 12 W/G Ignition switch sup- Input — OFF or ACC 0V ON or START Battery voltage 13 R Fuel pump relay Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 14 W/G Fuse 49 Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 15 W/R Fuse 50 (ABS) Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 16 W/G Fuse 51 Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 17 W/G Fuse 55 Output — Ignition switch ON or START Battery voltage Ignition switch OFF or ACC 0V 19 W Starter motor Output START — Battery voltage 20 BR Cooling fan motor Output ON or START — Battery voltage 21 GR Ignition switch sup- Input — OFF or ACC 0V START Battery voltage 22 G Battery power supply Output OFF — Battery voltage 23 LG Door mirror defogger Output — When rear defogger switch is Battery voltage When raker defogger switch is 0V 2009 Pathfinder |