Tester Jacks
1. VPWR Pin Jacks (red): VPWR test points for solenoid circuits.2. Solenoid (MCCC, EPC) Signal Line Pin Jacks (black): Signal line test points for solenoid circuits.
NOTE: The tester overlay is labeled for the MCCC solenoid. This is used to test the Torque Converter Clutch (TCC) solenoid.
3. BAT + (red) and BAT - (black) Pin Jacks: Battery reference points when measuring circuits for shorts.
4. TOT Pin Jacks: Test points for Transmission Fluid Temperature sensor (TFT) sensor.
5. OSS Pin Jacks: Test points for Output Speed Shaft sensor (OSS).