940 L4-2.3L SOHC VIN 88 B230F (1992)
DIAGNOSTIC PROCEDURES:
Follow the diagnostic flow chart of this bulletin. Any preexisting out-of-line condition will only aggravate the above described conditions and should be
corrected before proceeding further. Out-of-line conditions include poor compression, Incorrect valve clearance, Intake valve deposits, Injector deposits,
etc.
Note:
Early model year 1993 240's (market code 30 and 39) may exhibit a cold start driveability condition below 10°C (50°F), especially with the use of
low RVP fuel. MFI LH control module programming was updated in vehicle production and replacement parts inventory to improve cold starting
characteristics.
Affected MFI LH control module p/n 6842115-5 (exchange p/n 5003876-9)