DESCRIPTION This circuit is the power source circuit to operate the clearance warning ECU assembly. WIRING DIAGRAM  CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. PROCEDURE
(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 back sonar or clearance sonar switch assembly (See page
(b) Inspect the back sonar or clearance sonar switch assembly (See page
(a) Disconnect the J35 clearance warning ECU assembly connector. (b) Disconnect the J125 back sonar or clearance sonar switch assembly connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
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Toyota Tundra Service Manual > Sfi System: Cruise Control Input Processor (P1607)
DESCRIPTION The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, the ECM will illuminate the MIL and store a DTC immediately. DTC No. DTC Detection Condition Trouble Ar ...
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