Pickup 4WD L4-2559cc 2.6L SOHC (4ZE1) (1988)
Throttle Position Switch: Technical Service Bulletins
Throttle Valve Switch/TPS Sensor - Manual Update
BULLETIN NUMBER
SB89-02-002
ISSUE DATE
July 20, 1989
GROUP
FUEL
THROTTLE SWITCH ADJUSTMENT/THROTTLE POSITION SENSOR TEST (WORKSHOP MANUAL CORRECTION)
AFFECTED VEHICLES
All Isuzu models with 4ZEI engine.
SERVICE INFORMATION
The throttle valve switch adjustment procedure (applies to KT, TF and TC) and the throttle position sensor testing procedure (applies to KT only) is not
clearly described in the following Workshop Manuals:
Manual
Page No.
1988 Trooper II (KT),
03-19
Publication No. AIMI-SVC-157,
part no. 2-90988-032-C
1989 Trooper II (KT),
03-30
(Publication No. AIMI-SVC-177,
part No. 2-90989-032-0)
1988/89 Pickup (TF),
6E1-34,
(Publication No. AIMI-SVC-175, 6E1-35
part No. 2-90989-022-0