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Service bulletin IB0004S005

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id615678
Published by NHTSA2001-01-28
Manufacturer's numberIB0004S005
Manufacturer's date2000-12-01
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

THIS BULLETIN PROVIDES INFORMATION ON THE P1640 AND P1650 OUTPUT DRIVE CODES WHICH REFER TO OUTPUT DRIVER CIRCUIT CONDITIONS RELATED TO THE PCM. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Automatic transmission, Transmission control module

Trouble codes named

P1640, P1650

Vehicles listed
ISUZU AMIGO1998 to 2000
ISUZU RODEO1998
ISUZU RODEO1999, 2000
ISUZU TROOPER1998, 1999, 2000

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
0305S0012003-06-25. Service bulletin. TRANSMISSION INDICATOR LIGHT MAY BE ON AND DIAGNOSTIC TROUBLE CODE P1870 IS SET IN THE POWERTRAIN CONTROL MODULE (PCM). *TT
0205S0032003-04-01. Service bulletin. TRANSMISSION INDICATOR LIGHT MAY BE ON AND DIAGNOSTIC TROUBLE CODE P1870 IS SET IN THE PCM (POWERTRAIN CONTROL MODULE). *TT
SB0105S0012001-09-18. Service bulletin. SOME V6 MODELS WITH TRANSMISSION SERIAL NUMBERS 4754596 - 5831756 MAY EXPERIENCE LEAKAGE IN THE AREA OF OVERFILL PLUG AND OIL DRAIN PLUG. *TT
SB9805L0032001-01-28. Service bulletin. ON SOME VEHICLES UP TO VIN W7907635, THE FRONT AND REAR OUTPUT FLANGE LOCK NUTS OF THE TORQUE-ON-DEMAND (TOD) 4-WD SYSTEM TRANSFER CASE MIGHT BE WITHOUT STAKING. IN SUCH CASES, THERE IS A POSSIBILITY THAT THE LOCK NUT MAY LOOSEN, RESULTING IN SEPARATION OF THE PROPELLER SHAFT RENDERING THE VEHICLE INOPERATIVE. *TT
SB0005S0022000-06-09. Service bulletin. CERTAIN VEHICLES EQUIPPED WITH AUTOMATIC TRANSMISSION (SERIAL NUMBER 5504006 - 5570892) MAY EXHIBIT THE MALFUNCTION INDICATOR LAMP ON AND TECH-II INDICATES THE PRESENCE OF TORQUE CONVERTER (DIAGNOSTIC TROUBLE CODE 1870) ON. *TT