| CHECK OUTPUT SIGNAL OF ECM. |
|
1) Start and idle the engine. 2) Measure the voltage between ECM connector and chassis ground. Connector & terminal (B136) No. 4 (+) — Chassis ground (−): |
| QUESTION | |
|
Is the voltage less than 1 V? | |
| Yes | No |
|
|
|
| CHECK OUTPUT SIGNAL OF ECM. |
|
1) Start and idle the engine. 2) Measure the voltage between ECM connector and chassis ground. Connector & terminal (B136) No. 4 (+) — Chassis ground (−): |
| QUESTION | |
|
Is the voltage less than 1 V? | |
| Yes | No |
|
|
|
