Manifold Air Pressure (MAP) sensor
From WikiLEC
Preliminary Investigation
RockAuto list the following MAP sensors under 1999 | ISUZU | IMPULSE | 1.6L 1588cc L4 MFI (5) | MAP Sensor:
STANDARD MOTOR PRODUCTS Part # AS5T {TRU-TECH}
STANDARD MOTOR PRODUCTS Part # AS5 {MAP SENSOR}
ACDELCO Part # 2131520 {#16009886} SENSOR,MAP
DELPHI Part # PS1007511B1
A search for "ACDELCO 213-1520" threw up that it is common to the Lotus Carlton† and referred back to RockAuto and 1990 PONTIAC SUNBIRD LE 2.0L 122cid L4 MFI Turbo (M).
The Sunbird is listed in this GM sensor cross reference that Neil highlighted here.
Note:
† Further down is a reference to:
AC Delco Ltd (London) OCW 19 Wandsworth Rd Unit 14 Perrivale UB6 7LS Neil tel 0208 8104595
Geoff 31/1/08