Installation
High Pitched HornBack-up Power Source Circuit
DESCRIPTION
The back-up power source circuit for the air conditioning amplifier assembly
is shown below. Power is supplied even when the ignition switch is off. The power
is used for diagnostic trouble code memory, etc.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for ...
How To Proceed With Troubleshooting
HOW TO PROCEED WITH TROUBLESHOOTING
1. OPERATION FLOW
HINT:
Perform troubleshooting in accordance with the procedures below. The following
is an outline of basic troubleshooting procedures. Confirm the troubleshooting procedures
for the circuit you are working on before beginning troubleshoot ...
Disassembly
DISASSEMBLY
PROCEDURE
1. FIX VANE PUMP
(a) Using SST, fix the vane pump assembly in a vise.
SST: 09630-00014
09631-00132
NOTICE:
When using a vise, do not overtighten it.
2. REMOVE VANE PUMP OIL RESERVOIR SUB-ASSEMBLY
(a) Remove the 3 bolts and vane pump oil reservoir.
(b) Remove the O-r ...