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b. WAVEFORM 1: Camshaft timing oil control valve (OCV) CAMSHAFT TIMING OIL CONTROL VALVE - WAVEFORM REFERENCE 81 (E1) system D74-53 (ARP2) - D74-81 (E1) P-L - BR Air pump control Ignition switch ON 11 to 14 V D74-29 (AID2) - D74-81 (E1) G - BR Diagnostic information Air injection system Pulse generation (See o, waveform 15) A24-53 (AIP2) - D74-97 (ETHW) G - BR Secondary air injection Ignition switch ON 3.0 to 3.6 V D74-90 (G2) - R - G Camshaft position sensor Idling Pulse generation (See n, waveform 14) A24-18 (DI) - D74-81 (E1) L - BR Fuel pump control Ignition switch ON 0 to 3.0 V A24-14 (STSW) - D74- 81 (E1) BR - BR Starter switch Shift lever position P or 6.0 V or higher A24-41 (ACCR) - D74- 81 (E1) BR - BR ACC relay control signal Ignition switch ON --> 11 to 14 V --> Below 1 V D74-16 (STAR) - D74- 81 (E1) L - BR Starter relay control Ignition switch ON Below 1.5 V Cranking 5.5 V or higher D74-72 (PSP) - D74-81 (E1) G - BR Power steering oil Ignition switch ON 0.5 to 4.5 V HINT: Item Content Terminal No. (Symbols) Between OC1+ and OC1- Tool Setting 5 V/DIV., 1 msec./DIV. Condition Idling
2008 Toyota Tundra 2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra
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