DESCRIPTION This circuit detects the ignition switch ON or off condition, and sends it to the main body ECU (multiplex network body ECU). WIRING DIAGRAM ![]() CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. PROCEDURE
(a) Read the Data List according to the display on the Techstream. Click here
OK: Normal conditions listed above are displayed.
(a) Disconnect the driver side junction block assembly connectors. ![]()
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Remove the driver side junction block assembly. Click here ![]()
(b) Remove the main body ECU (multiplex network body ECU) from the driver side junction block assembly. Click here (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Tundra Service Manual > Engine Hood / Door: Hood Support
Components COMPONENTS ILLUSTRATION Disposal DISPOSAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. DISPOSE OF HOOD SUPPORT ASSEMBLY LH (a) Horizontally secure the hood support assembly LH in a vise with the p ...