DESCRIPTION
Detection Item |
Symptom |
Trouble Area |
---|---|---|
Air Conditioning Amplifier Communication Stop Mode |
|
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
HINT:
PROCEDURE
1. |
CHECK CAN BUS WIRE FOR DISCONNECTION (AIR CONDITIONING AMPLIFIER BRANCH WIRE) |
(a) Turn the ignition switch off.
(b) Disconnect the connector of the air conditioning amplifier. Text in Illustration
|
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
D47-11 (CANH) - D47-12 (CANL) |
Ignition switch off |
54 to 69 Ω |
NG | ![]() |
REPAIR OR REPLACE CAN BUS BRANCH WIRE OR CONNECTOR (AIR CONDITIONING AMPLIFIER BRANCH WIRE) |
|
2. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE TERMINAL) |
(a) Turn the ignition switch to ON.
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
|
3. |
CHECK HARNESS AND CONNECTOR (GROUND TERMINAL) |
(a) Turn the ignition switch off.
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
REPLACE AIR CONDITIONING AMPLIFIER |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (GROUND CIRCUIT) |
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
of probability in the "Suspected Area" column of the tab ...
Vehicle Speed Sensor Malfunction (P0500)
DESCRIPTION
The vehicle speed sensors detect the wheel speed and send the appropriate signals
to the skid control ECU. The skid control ECU converts these wheel speed signals
into a 4-pulse signal and outputs it to the ECM via the combination meter assemb ...
VIN not Programmed or Mismatch - ECM / PCM (P0630)
MONITOR DESCRIPTION
DTC P0630 is stored when the Vehicle Identification Number (VIN) is not stored
in the Engine Control Module (ECM) or the input VIN is not accurate. Input the VIN
with the Techstream.
DTC No.
DTC Detection Conditi ...