PGM-FI Control System — Troubleshooting Flow Chart — CYL Sensor [DOHC]
6-46flowchartApplies to DOHC engines (D16A8/D16A9).
Troubleshooting Flow Chart — CYL Sensor [DOHC]
Self-diagnosis LED indicator blinks nine times: A problem in the CYL sensor.
1
Check Engine warning light has been reported on.
- LED indicates CODE 9.
2
Turn the ignition switch OFF.
3
Remove HAZARD fuse in the main fuse box for 10 seconds to reset ECU.
4
Start engine.
5
Is Check Engine warning light on? Does LED indicate CODE 9?
NO
Intermittent failure (test drive may be necessary).
YES
6
Stop engine.
7
Disconnect the 2P connector from the CYL sensor.
8
Measure resistance between 2 terminals on the CYL sensor.
9
Is there 700-1,000 Ω?
NO
Replace CYL sensor (page 6-57).
YES
10
Check for continuity to body ground on the 2 terminals individually.
11
Does continuity exist?
NO
(To page 6-47)
YES
12
Replace CYL sensor (page 6-57).