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.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2274 |
The ACC relay actuation circuit inside the power management control ECU or other related circuit is malfunctioning. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (BATTERY - POWER MANAGEMENT CONTROL ECU) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (BATTERY - POWER MANAGEMENT CONTROL ECU) |
|
2. |
CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - BODY GROUND) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER MANAGEMENT CONTROL ECU - BODY GROUND) |
|
3. |
CHECK HARNESS AND CONNECTOR |
(a) Disconnect the 2G connector from the main body ECU (driver side junction block assembly).
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D43-19 (ACCD) - 2G-9 |
Always |
Below 1 Ω |
D43-19 (ACCD) - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Power Management Control ECU) |
*2 |
Front view of wire harness connectors (to Main Body ECU (Driver Side Junction Block Assembly)) |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
CHECK HARNESS AND CONNECTOR |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
5. |
INSPECT ACC RELAY |
(a) Remove the ACC relay from the main body ECU (driver side junction block assembly). |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
1 - 2 |
Always |
93.8 to 136.4 Ω |
3 - 5 |
When battery voltage is not applied to terminals 1 and 2 |
10 kΩ or higher |
3 - 5 |
When battery voltage is applied to terminals 1 and 2 |
Below 1 Ω |
NG | ![]() |
REPLACE ACC RELAY |
|
6. |
INSPECT MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
(a) Remove the main body ECU (driver side junction block assembly) (See page
).
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
2G-9 - ACC relay terminal 2 |
Always |
Below 1 Ω |
2G-9 - Body ground |
Always |
10 kΩ or higher |
2F-16 - ACC relay terminal 1 |
Always |
Below 1 Ω |
2F-16 - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Main Body ECU (Driver Side Junction Block Assembly)) |
*3 |
Front view of wire harness connector (to Main Body ECU (Driver Side Junction Block Assembly)) |
*2 |
Component without relay connected (ACC Relay Terminal) |
- |
- |
OK | ![]() |
REPLACE POWER MANAGEMENT CONTROL ECU |
NG | ![]() |
REPLACE MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) |
Satellite Radio Antenna
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE ROOF HEADLINING ASSEMBLY
(See page )
2. REMOVE ROOF ANTENNA POLE SUB-ASSEMBLY
3. REMOVE SATELLITE RADIO ANTENNA ASSEMBLY
(a) Disconnect the co ...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repair" after replacing the engine assembly (See page
).
PROCEDURE
1. INSTALL ENGINE HANGERS
2. REMOVE ENGINE STAND
(a) Remove the engine stand.
3. INSTALL ENGINE WIRE
...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL NO. 14 ROOF SILENCER PAD
(a) Align the markings on the roof headlining assembly with the No. 14 roof silencer
pad and install the silencer pad using hot-melt glue as shown in the illustration.
2. INSTALL NO. 1 ROOF WIRE ...