DESCRIPTION
The air conditioning harness connects the A/C amplifier and each servo. The A/C amplifier supplies power and sends operation instructions to each servo through the air conditioning harness. Each servo sends the damper position information to the A/C amplifier.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1497/97 |
Communication line error or open |
|
WIRING DIAGRAM
PROCEDURE
1. |
INSPECT A/C AMPLIFIER |
(a) Remove the A/C amplifier with the connectors still connected. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
z7-2 (BUS G) - Body ground |
Always |
Below 1 Ω |
*1 |
Component with harness connected (A/C Amplifier) |
NG | ![]() |
REPLACE A/C AMPLIFIER |
|
2. |
INSPECT A/C AMPLIFIER |
(a) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
OK | ![]() |
REPLACE AIR CONDITIONING HARNESS |
NG | ![]() |
REPLACE A/C AMPLIFIER |
Security Indicator Light Circuit
DESCRIPTION
The security indicator light blinks continuously due to a continuous signal received
from the transponder key ECU assembly while in the armed state.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If the transponder key ECU assembly is repl ...
Replacement
REPLACEMENT
CAUTION / NOTICE / HINT
NOTICE:
Move the shift lever to P and apply the parking brake before bleeding
the brakes.
Add brake fluid to keep the level between the MIN and MAX lines of the
reservoir while bleeding the brakes.
...
EVAP System
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