Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u1235 lost communication with eyesight

Subaru Legacy BN/BS (2015-2019) Service Manual / Continuously variable transmission (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u1235 lost communication with eyesight

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 stereo camera.

2. EXECUTION CONDITION

Secondary Parameters	Execution condition
Turbine shaft speed	> 0 rpm
or
D range switch	ON

3. DIAGNOSTIC METHOD

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

Judgment Value

Malfunction Criteria	Threshold Value
CAN data from stereo camera	Lost

Time Needed for Diagnosis: 2 seconds

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Other materials:

Disassembly
To detect the real cause of trouble, inspect the following items before disassembling.• Tooth contact and backlash between hypoid driven gear and drive pinion• Hypoid driven gear runout on its back surface• Total preload of drive pinion1. Set the ST on vise and install the differen ...