(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Text in Illustration
NG -- REPLACE POWER MANAGEMENT CONTROL ECU See: Power and Ground Distribution/Power Distribution
Module/Service and Repair/Removal
OK -- USE SIMULATION METHOD TO CHECK See: Accessories and Optional Equipment/Antitheft and Alarm
Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting
From 08/2009
THEFT DETERRENT / KEYLESS ENTRY: SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function): B2274:
ACC Monitor Malfunction
B2274 - ACC Monitor Malfunction
DESCRIPTION
This DTC is stored when there is a problem in the ACC output circuit. The ACC circuit is the circuit that goes from inside the power management
control ECU to the ACC relay.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
* When the power management control ECU is replaced with a new one and the cable from the negative (-) battery terminal is
connected, the power source mode becomes the on (IG) mode. When the battery is removed and reinstalled, the power source
mode that was selected when the battery was removed is restored.
* Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. CHECK HARNESS AND CONNECTOR (BATTERY - POWER MANAGEMENT CONTROL ECU) See: B2271
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (BATTERY - POWER MANAGEMENT CONTROL ECU)
OK -- Continue to next step.
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