30 seconds of happiness - H22 ECU or Distributor failure
Hey,
Just finished hard part of f22 to H22a in 93 Prelude swap. Added the necessary wires (VPS, VSV, KS, IAB) to H22 ecu. Coil that came with Osaka engine is internal - F22 was external. On forum advise, splice coil connector black/yellow to yellow.
Engined started on third crank. Ran Great! Turned off, Tried to restart but would not. No spare from distributor.
Voltage checks at distributer with ignition on - power on all except Yellow/Green.
No Check engine MIL light. Installed jumper connector to diagnostic plug. Check Engine (MIL) stays on. No fault codes. Removed jumper turned on ignition and disconnectected EGR, MAP sensors - No check engine light until I removed TP sensor.
All fuses good, all grounds good. Performed ECU diagonstic procedures as outlined in Chilton / helms.... "Made it down to replace with known good ECU and try to start..."
Any suggestions anyone?
Just finished hard part of f22 to H22a in 93 Prelude swap. Added the necessary wires (VPS, VSV, KS, IAB) to H22 ecu. Coil that came with Osaka engine is internal - F22 was external. On forum advise, splice coil connector black/yellow to yellow.
Engined started on third crank. Ran Great! Turned off, Tried to restart but would not. No spare from distributor.
Voltage checks at distributer with ignition on - power on all except Yellow/Green.
No Check engine MIL light. Installed jumper connector to diagnostic plug. Check Engine (MIL) stays on. No fault codes. Removed jumper turned on ignition and disconnectected EGR, MAP sensors - No check engine light until I removed TP sensor.
All fuses good, all grounds good. Performed ECU diagonstic procedures as outlined in Chilton / helms.... "Made it down to replace with known good ECU and try to start..."
Any suggestions anyone?
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MaverickSawyer
Honda CRX / EF Civic (1988 - 1991)
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Apr 24, 2017 05:58 AM




