Subaru Crosstrek Service Manual: Dtc u0164 lost communication with hvac control module
CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC U0164 LOST COMMUNICATION WITH HVAC CONTROL MODULE
NOTE:
Refer to “LAN SYSTEM (DIAGNOSTICS)” for diagnostic procedure. Basic Diagnostic Procedure">
1. OUTLINE OF DIAGNOSIS
• Detect malfunction of CAN communication.
• Judge as NG when CAN communication failure occurs with the A/C control panel.
2. EXECUTION CONDITION
Secondary parameters | Execution condition |
12 V battery system voltage | ≥ 10 V |
Measured turbine shaft speed | > 0 rpm |
or | |
Transmission range | Drive or Reverse |
3. DIAGNOSTIC METHOD
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Malfunction Criteria | Threshold Value |
CAN data from A/C control panel | Lost |
Time Needed for Diagnosis: 2 seconds
Malfunction Indicator Light Illumination: Does not illuminate.
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Other materials:
Preparation for date setting
Turn the ignition switch to the "ON"
position.
Push and hold the button to show
the selection screen.
After the selection screen is displayed,
operate the "
"
or "
" switch to show the
"Time/Date" item. Then, push the
button.
...
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Removal
SECURITY AND LOCKS > Rear Door Latch and Door Lock Actuator AssemblyREMOVAL1. Disconnect the ground cable from battery. NOTE">2. Remove the trim panel - rear door. Door Trim > REMOVAL">3. Remove the sealing cover - rear door. Rear Sealing Cover > REMOVAL">4. Remov ...
