2014/07/07 Caterpillar

Engine:

G3508 (S/N: WPN1-UP; DLR1-UP)

G3508B (S/N: RBK1-UP)

G3512 (S/N: WPP1-UP)

G3512E (S/N: SSR1-UP)

G3516 (S/N: 4EK1-UP; WPS1-UP; WPT1-UP; WPW1-UP)

G3516B (S/N: CSC1-UP; ZBC1-UP; JEF1-UP; L6J1-UP)

G3516C (S/N: GSB1-UP; GZZ1-UP)

G3516E (S/N: GAS1-UP)

G3520C (S/N: GZA1-UP; GZB1-UP; GZJ1-UP; GZM1-UP; GZN1-UP; LGS1-UP)

G3520E (S/N: GZE1-UP; GZH1-UP)

Power Module:

PMG3516 (S/N: KAD1-UP)

Engine News SEBD9950, 07 July 2014, "A New Digital Return Pinout Is Used on the Wiring Harness of Certain G3500 Engines". Disregard the previous article, refer to the article that follows.

Description of Change: The new engine wiring harness swaps the wires on pins "J1-31" to pin "J1-35" of the Electronic Control Module (ECM) connector. The wire swap will increase the digital return current capability from two amps to nine amps.

Adaptable To: This change is effective on the serial numbers listed in Table 1.

Table 1

Effective Serial Numbers

S/N:DLR00129-UP

S/N:WPN01661-UP

S/N:RBK01430-UP

S/N:WPP01572-UP

S/N:SSR00240-UP

S/N:4EK05302-UP

S/N:WPS00241-UP

S/N:WPT01588-UP

S/N:WPW02955-UP

S/N:CSC00683-UP

S/N:JEF02827-UP

S/N:L6J00145-UP

S/N:ZBC00262-UP

S/N:GSB00128-UP

S/N:GZZ00363-UP

S/N:GAS00281-UP

S/N:GZA00270-UP

S/N:GZB00263-UP

S/N:GZJ00686-UP

S/N:GZM91004-UP

S/N:GZN00894-UP

S/N:LGS00184-UP

S/N:GZE00312-UP

S/N:GZH00168-UP

S/N:KAD00152-UP