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1989 Volvo 240 DL 2.3L MIL Lamp on
Occasional poor idle, until codes set. Then runs ok. Have tested ECU power and ground ckts. Ohm ck'ed injector resistance (whole ckt.)....ok. Bosch reman ECU did not rectify codes, and created another code(3-1-1, meaning no speedo signal to ECU). O2 sensor...
FIX posted 7/6/1999
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Message Closed
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| VIN | VV1AX8842K |
| Engine | 2.3 L / 4 cyl |
| Emissions | Fed |
| Symptoms | MIL Lamp On |
Trouble Codes
| 113 | Fault in fuel injectors..too lean |
| 231 | Self adjusting O2 sensor |
Message Closed
Vehicle Data
1989 Volvo 240 DL
| VIN | VV1AX8842K |
| Engine | 2.3 L / 4 cyl |
| Emissions | Fed |
| Symptoms | MIL Lamp On |
Trouble Codes
| 113 | Fault in fuel injectors..too lean |
| 231 | Self adjusting O2 sensor |
Video