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12657305 12660477 Bosch DELCO E86B map pack – GMC Sierra 6.6 451hp

HW12657305SW12660477CAL83F2F086AE77207D
Injection System119Turbo System38Rail33Engine Torque28Deactivations10Limiters8

This pack holds 236 maps of this exact software version, each with its X/Y axes and factor — ready to import into WinOLS. The full list is below.

GMC Sierra 6.6 451hp · Bosch DELCO E86B

More packs: GMC Sierra · Bosch DELCO E86B

Where do I find these numbers?

All 236 maps

Injection System 119 maps

  • Fuel quantity injected f(RPM,Trq)17 maps
  • Fuel quantity limiter
  • Injection correction3 maps
  • Injection correction f(Air_P)
  • Injection correction f(ECT)3 maps
  • Injection time
  • Injection timing - Main Injection Base Map 115 maps
  • Injection timing - Main Injection Base Map 23 maps
  • Injection timing - Main Injection Base Map 37 maps
  • Injection timing - Main Injection Base Map 446 maps
  • Injection timing - Main Injection Base Map 518 maps
  • Smoke limitation - Higher Lambda value4 maps

Turbo System 38 maps

  • Limiter of Turbo pressure f(APS)2 maps
  • Turbo pressure25 maps
  • Variable geometry (VGT) or wastegate (WG) control11 maps

Rail 33 maps

  • Rail pressure23 maps
  • Rail pressure limiter f(RPM,Fuel_Q)9 maps
  • Rail pressure limiter f(RPM,Fuel_T)

Engine Torque 28 maps

  • Limiter of Maximum torque4 maps
  • Limiter of Maximum torque f(APS)2 maps
  • Maximum torque for eighth gear
  • Maximum torque for fifth gear
  • Maximum torque for first gear
  • Maximum torque for forth gear
  • Maximum torque for reverse gear
  • Maximum torque for second gear
  • Maximum torque for seventh gear
  • Maximum torque for sixth gear
  • Maximum torque for third gear
  • Torque during cranking f(RPM,ECT)
  • Torque monitoring6 maps
  • Torque request during take off condition6 maps

Deactivations 10 maps

  • EGR Valve10 maps

Limiters 8 maps

  • Idle engine speed f(ECT)2 maps
  • Maximum speed of vehicle6 maps

Same map list as 1 other SW version

These packs have exactly the map names of this one. A pack still belongs to its own software, so pick the one whose number matches your read.

NumberListed forMaps
SW 12667378GMC Sierra 6.6 451hp · Delco E86236

Other SW versions on HW 12657305

3 SW versions sit on this HW in the archive, 13 files in all: GMC Sierra (7), Chevrolet Silverado (6). The last column shows which have a map pack.

SWListed forMap pack
12667378GMC Sierra 6.6 451hp · Delco E86none listed
12676139GMC Sierra 6.6 451hpnone listed

Map definitions only — no tuned values; the pack fits this software version only. Original read only (no full backup or EEPROM). A digital file: all sales are final — no refunds.

Original ECU file Bosch DELCO E86B · 12657305 · 12660477
€18
  1. 1 · E-mail
  2. 2 · Card
  3. 3 · File

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