Test S: One Or More Parking, Rear Or License Lamp Is Inoperative

PINPOINT TEST S: ONE OR MORE PARKING, REAR OR LICENSE LAMP IS INOPERATIVE

S1:

S1-S2:

S3-S5:

S5-S7:

Normal Operation
Under normal operation, when park lamps are selected, the smart junction box (SJB) sends voltage to the front parking and side marker lamps through circuit 1057 (OG/BK). The SJB sends voltage to the rear parking and license lamps through circuit 1058 (BN/WH). The lamps are grounded through circuit 1205 (BK).

Possible Causes
- An open in circuit 1057 (OG/BK), 1058 (BN/WH) or 1205 (BK)
- A short to ground in circuit 1057 (OG/BK) or 1058 (BN/WH)
- Lamp
- Smart junction box (SJB)