1993 Isuzu Pickup S 2.3L Excessive Emissions, MIL Lamp on
Vehicle came to us with an state emissions test failure. High CO and HC. Checked for codes as CEL was on. Code 21 for problem with MAP sensor came up. Attempted to check duty cycle at test wire on right inner fender. Could not get a duty cycle reading-pegged a...
FIX posted 12/21/2005
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Message Closed w/FIX
Vehicle Data1993 Isuzu Pickup S
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1993 Isuzu Pickup S
VIN | 4S1CL11LXP |
Engine | 2.3 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | CARB / 2BBL |
Emissions | US FED EMISSIONS |
Symptoms | Excessive Emissions, MIL Lamp On |
Occurs | Always |
Trouble Codes
21 | map sensor signal inncorrect |