B: Pass Key Decoder Module Test 1

Measure voltage at the PASS KEY DECODER MODULE CONNECTOR (Disconnected). The condition should be with the ignition switch in the RUN position.

B: PASS KEY DECODER MODULE TEST 1⁽¹⁾

Measure Between

Correct Voltage

For Diagnosis

A1 (Pink/Black) & Ground

Battery

See 1

B8 (Orange) & Ground

Battery

See 2

A1 (Pink/Black) & B1 (Black/White)

Battery

See 3

A2 (Dark Blue) & B1 (Black/White)

5 Volts

See 4

⁽²⁾ A3 (Black/Yellow) & Ground

Battery

See 5

⁽¹⁾	If voltages are correct, go to TABLE 2.

⁽²⁾	Turn ignition switch to START position.

Check the Pink/Black (439) wire and fuse 7 for an open.
Check the Orange (480) wire and fusible link G for an open.
Check the Black/White (803) wire for an open.
Check the Dark Blue (229) wire for an open or a short to ground. If wire is good, replace PCM.
Check Black/Yellow (625) wire for an open. If wire is good, do Test C.