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EN(H4DOSTC)-22 ENGINE (DIAGNOSTICS) ENGINE CONTROL MODULE (ECM) I/O SIGNAL Pressure Signal B135 8 1.7 — 2.4 1.1 — 1.6 — Power B135 9 5 5 GND (sen- B135 19 0 0 Small light switch B134 17 ON: 0 OFF: 10 — 13 ON: 0 OFF: 13 — 14 — Blower fan switch B134 9 ON: 0 OFF: 10 — 13 ON: 0 OFF: 13 — 14 — Rear defogger switch B134 3 ON: 0 OFF: 10 — 13 ON: 0 OFF: 13 — 14 — Power steering oil pres- B135 24 10 — 13 ON: 0 OFF: 13 — 14 — Front oxygen (A/F) sen- B137 19 2.8 — 3.2 2.8 — 3.2 — Front oxygen (A/F) sen- − ) B137 29 2.4 — 2.7 2.4 — 2.7 — Front oxygen (A/F) sen- B137 18 0 0 — SSM/GST communica- B134 21 Less than 1 ←→ More than 4 Less than 1 ←→ More than 4 — GND (sensors) B135 19 0 0 — GND (injectors) B136 8 0 0 — GND (ignition system) B136 18 0 0 — GND (power supply) B136 17 0 0 — B134 22 0 0 — GND (control systems) B134 7 0 0 — B134 15 0 0 — GND (oxygen sensor B137 9 0 0 — GND (oxygen sensor B137 8 0 0 — Differential pressure B135 15 2 2 — Relief valve control B136 11 10 — 13 13 — 14 — Relief valve control B136 12 10 — 13 13 — 14 — Exhaust valve control B136 3 10 — 13 13 — 14 — Exhaust valve control B136 1 10 — 13 13 — 14 — Intake air valve control B137 12 10 — 13 13 — 14 — Exhaust valve control B137 11 10 — 13 13 — 14 — Content Con- nector No. Termi- nal No. Signal (V) Note Ignition SW ON (Engine OFF) Engine ON (Idling) |