LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Acura >> 1992 >> Integra GS-R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Trouble Codes >> Code 13: Atmospheric (Pa) Sensor
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Code 13: Atmospheric (Pa) Sensor

NOTE: Atmospheric sensor is built into ECU. No circuit testing is required.
  1. Turn ignition off. Remove BACK UP fuse from underhood fuse/relay box for 10 seconds to reset ECU. Check ECU for fault codes. See RETRIEVING CODES  . If Code 13 is not present, problem is intermittent. Check for poor connections at ECU connector. Test drive vehicle and check again.
  2. If Code 13 is present on M/T models, go to step 4). If Code 13 is present on A/T models, turn ignition off. Connect ECU Test Harness (07LAJ-PT3010A ) between ECU and ECU connector. See Figure . Disconnect 18-wire connector from A/T control unit. Check for continuity between test terminal D8 and body ground.
  3. If continuity is present, repair short in Red/White wire between ECU connector terminal D8 and A/T control unit. If continuity is present, substitute a known good A/T control unit. If CHECK ENGINE light goes off and Code 13 is not present, replace original A/T control unit.
  4. If CHECK ENGINE light stay on and/or Code 13 is still present, substitute a known good ECU. If symptom/condition goes away, replace original ECU. On M/T models, if Code 13 is present, substitute a known good ECU. If symptom/condition goes away, replace original ECU.
scientia non olet · About LEMON Manuals