Operation CHARM: Car repair manuals for everyone.

Using SST (104 Pin Breakout Box)

CAUTION: The PCM terminal voltages vary with measuring conditions and vehicle conditions. Always carry out a total inspection of the input systems, output Systems, and PCM to determine the cause of trouble. Otherwise, a wrong diagnosis may be made.

PCM Inspection Using the SST (104 Pin Breakout Box)
1. Disconnect the negative battery cable.
2. Disconnect the PCM connector.




3. Connect the SST (104 Pin Breakout Box) to the PCM as shown.
4. Tighten the connector attaching bolt.

Tightening torque
7.9 - 10.7 N.m {80 - 110 kgf.cm, 69.5 - 95.4 in.lbf}

5. Connect the negative battery cable.
6. Measure the voltage at each terminal.
- If an incorrect voltage is detected, inspect the related Systems, wiring harnesses and connectors referring to the Action column in the terminal voltage table.


Terminals: 1 - 17:




Terminals: 18 - 31:




Terminals: 32 - 42:




Terminals: 43 - 56:




Terminals: 57 - 68:




Terminals: 69 - 82:




Terminals: 83 - 93:




Terminals: 94 - 104:





Terminal Voltage Table (Reference)

*1 : Federal emission regulation applicable models
*2 : California emission regulation applicable model
*3 : Immobilizer system not equipped
*4 : Immobilizer system equipped
*5 : A/C system equipped
*6 : A/C system not equipped